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The 1966 United States House of Representatives elections was an election for the
United States House of Representatives The United States House of Representatives is a chamber of the Bicameralism, bicameral United States Congress; it is the lower house, with the U.S. Senate being the upper house. Together, the House and Senate have the authority under Artic ...
on November 8, 1966, to elect members to serve in the
90th United States Congress The 90th United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, D.C., from January 3, 196 ...
. They occurred in the middle of President
Lyndon B. Johnson Lyndon Baines Johnson (; August 27, 1908January 22, 1973), also known as LBJ, was the 36th president of the United States, serving from 1963 to 1969. He became president after the assassination of John F. Kennedy, under whom he had served a ...
's second term. As the
Vietnam War The Vietnam War (1 November 1955 – 30 April 1975) was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam (Democratic Republic of Vietnam) and South Vietnam (Republic of Vietnam) and their allies. North Vietnam w ...
continued to escalate and
race riot This is a list of ethnic riots by country, and includes riots based on Ethnic conflict, ethnic, Sectarian violence, sectarian, xenophobic, and Racial conflict, racial conflict. Some of these riots can also be classified as pogroms. Africa A ...
s exploded in cities across the country, Johnson's popularity had fallen, and the opposition Republican Party was able to gain a net of 47 seats from Johnson's Democratic Party, which nonetheless maintained a clear majority in the House. This was also the first election that occurred after the Voting Rights Act of 1965 became law, the first time since
1870 Events January * January 1 ** The first edition of ''The Northern Echo'' newspaper is published in Priestgate, Darlington, England. ** Plans for the Brooklyn Bridge are completed. * January 3 – Construction of the Brooklyn Bridge be ...
that a Republican won a House seat in Arkansas, and the first since 1876 that the party did so in
South Carolina South Carolina ( ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders North Carolina to the north and northeast, the Atlantic Ocean to the southeast, and Georgia (U.S. state), Georg ...
(after the same in a 1965 special election for the seat).


Republican gains

* Alaska's at-large congressional district: four-term Democratic incumbent Ralph Rivers was defeated by Republican State Senator Howard Pollock. * Arizona's 3rd congressional district: sophomore Democrat George F. Senner Jr. was defeated by state legislator Sam Steiger. *
Arkansas's 3rd congressional district Arkansas's 3rd congressional district is a congressional district in the U.S. state of Arkansas. The district covers Northwest Arkansas and takes in Fort Smith, Arkansas, Fort Smith, Fayetteville, Arkansas, Fayetteville, Springdale, Arkansas, Sp ...
: lumber executive and Arkansas GOP chair John Paul Hammerschmidt defeated incumbent James William Trimble, becoming the first Republican member of Arkansas' congressional delegation since
Reconstruction Reconstruction may refer to: Politics, history, and sociology *Reconstruction (law), the transfer of a company's (or several companies') business to a new company *''Perestroika'' (Russian for "reconstruction"), a late 20th century Soviet Union ...
. *
California's 18th congressional district California's 18th congressional district is a List of United States congressional districts, congressional district located in the U.S. state of California. The district is currently represented by . Since the 2022 election, the district is lan ...
: onetime Olympic gold medalist Bob Mathias defeated seven-term Democratic incumbent Harlan Hagen. * California's 25th congressional district:
Charles E. Wiggins Charles Edward Wiggins (December 3, 1927 – March 2, 2000) was a United States representative from California, and later a United States circuit judge of the United States Court of Appeals for the Ninth Circuit. He was initially elected to Cali ...
defeated incumbent Democrat Ronald B. Cameron. * California's 33rd congressional district: Jerry Pettis defeated incumbent Kenneth W. Dyal. * Michigan’s 2nd congressional district: Marvin Esch defeated incumbent Democrat Weston E. Vivian. * Michigan’s 3rd congressional district: Garry E. Brown defeated incumbent Democrat Paul H. Todd Jr.. * Michigan’s 7th congressional district: Donald Riegle defeated incumbent Democrat John C. Mackie. * Michigan’s 11th congressional district: Phillip Ruppe defeated incumbent Democrat Raymond Clevenger. * Michigan’s 19th congressional district: Jack H. McDonald defeated incumbent Democrat Billie S. Farnum. * Texas's 7th congressional district: businessman and 1964 U.S. Senate candidate
George H. W. Bush George Herbert Walker BushBefore the outcome of the 2000 United States presidential election, he was usually referred to simply as "George Bush" but became more commonly known as "George H. W. Bush", "Bush Senior," "Bush 41," and even "Bush th ...
defeated Democratic challenger Frank Briscoe for the seat vacated by John Dowdy (whose district had been renumbered the
second The second (symbol: s) is a unit of time derived from the division of the day first into 24 hours, then to 60 minutes, and finally to 60 seconds each (24 × 60 × 60 = 86400). The current and formal definition in the International System of U ...
). * Texas's 18th congressional district: Bob Price succeeded retiring Democrat Walter E. Rogers by defeating Dee Miller.


Special elections

Elections are listed by date and district. , - ! , Herbert Covington Bonner , , Democratic ,
1940 A calendar from 1940 according to the Gregorian calendar, factoring in the dates of Easter and related holidays, cannot be used again until the year 5280. Events Below, events related to World War II have the "WWII" prefix. January *Janu ...
, , Incumbent died November 7, 1965.
New member elected February 5, 1966.
Democratic hold; winner was later re-elected. , nowrap , , - ! ,
John Lindsay John Vliet Lindsay (; November 24, 1921 – December 19, 2000) was an American politician and lawyer. During his political career, Lindsay was a U.S. congressman, the mayor of New York City, and a candidate for U.S. president. He was also a regu ...
, , Republican , 1958 , , Incumbent resigned December 31, 1965 to become
Mayor of New York City The mayor of New York City, officially mayor of the City of New York, is head of the executive branch of the government of New York City and the chief executive of New York City. The Mayoralty in the United States, mayor's office administers all ...
.
New member elected February 8, 1966.
Republican hold; winner was later re-elected. , nowrap , , - ! , Albert Thomas , , Democratic ,
1936 Events January–February * January 20 – The Prince of Wales succeeds to the throne of the United Kingdom as King Edward VIII, following the death of his father, George V, at Sandringham House. * January 28 – Death and state funer ...
, , Incumbent died February 15, 1966.
New member elected March 26, 1966.
Democratic hold; winner did not seek re-election. , nowrap , , - ! , John F. Baldwin Jr. , , Republican ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, , Incumbent died March 9, 1966.
New member elected June 7, 1966.
Democratic gain; winner was later re-elected. , nowrap ,


Overall results

411 incumbent members sought reelection, but 8 were defeated in primaries and 41 defeated in the general election for a total of 362 incumbents winning. Source
Election Statistics – Office of the Clerk
1 One vacancy due to refusal of House to seat Adam Clayton Powell Jr. ( D- New York)


Alabama

, - ! , Jack Edwards , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , William L. Dickinson , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , George W. Andrews , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap , , - ! ,
Glenn Andrews Arthur Glenn Andrews (January 15, 1909 – September 25, 2008) was an American politician and a United States representative from Alabama. Biography Andrews was born in Anniston in Calhoun County in North Alabama, a son of Roger Lee Andrews ...
, , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Democratic gain. , nowrap , , - ! , Armistead I. Selden Jr. , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , John H. Buchanan Jr. , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , James D. Martin , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent retired to run for Governor of Alabama.
Democratic gain. , nowrap , , - ! , Robert E. Jones Jr. , , Democratic , 1947 , Incumbent re-elected. , nowrap ,


Alaska

, - ! , Ralph Rivers , , Democratic , 1958 , , Incumbent lost re-election.
Republican gain. , nowrap ,


Arizona

, - ! ,
John Jacob Rhodes John Jacob Rhodes Jr. (September 18, 1916 – August 24, 2003) was an American lawyer and politician. A member of the Republican Party, Rhodes served as a U.S. Representative from Arizona for thirty years from 1953 to 1983. He was the mino ...
, , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Mo Udall , , Democratic , 1961 , Incumbent re-elected. , nowrap , , - ! , George F. Senner Jr. , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost re-election.
Republican gain. , nowrap ,


Arkansas

, - ! , Ezekiel C. Gathings , , Democratic ,
1938 Events January * January 1 – state-owned enterprise, State-owned railway networks are created by merger, in France (SNCF) and the Netherlands (Nederlandse Spoorwegen – NS). * January 20 – King Farouk of Egypt marries Saf ...
, Incumbent re-elected. , nowrap , , - ! , Wilbur Mills , , Democratic ,
1938 Events January * January 1 – state-owned enterprise, State-owned railway networks are created by merger, in France (SNCF) and the Netherlands (Nederlandse Spoorwegen – NS). * January 20 – King Farouk of Egypt marries Saf ...
, Incumbent re-elected. , nowrap , , - ! , James William Trimble , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Oren Harris , , Democratic ,
1940 A calendar from 1940 according to the Gregorian calendar, factoring in the dates of Easter and related holidays, cannot be used again until the year 5280. Events Below, events related to World War II have the "WWII" prefix. January *Janu ...
, , Incumbent resigned to become district judge.
Democratic hold. , nowrap ,


California

, - ! , Don Clausen , , Republican , 1963 , Incumbent re-elected. , nowrap , , - ! , Bizz Johnson , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , John E. Moss , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Robert Leggett , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Phillip Burton , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , William S. Mailliard , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Jeffery Cohelan , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , George P. Miller , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap , , - ! , Don Edwards , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Charles Gubser , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , J. Arthur Younger , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Burt Talcott , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Charles M. Teague , , Republican ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Jerome Waldie , , Democratic ,
1966 Events January * January 1 – In a coup, Colonel Jean-Bédel Bokassa takes over as military ruler of the Central African Republic, ousting President David Dacko. * January 3 – 1966 Upper Voltan coup d'état: President Maurice Yaméogo i ...
, Incumbent re-elected. , nowrap , , - ! , John J. McFall , , Democratic ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , B. F. Sisk , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Cecil R. King , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! , Harlan Hagen , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Chet Holifield , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! ,
H. Allen Smith Harry Allen Wolfgang Smith
''Time (magazine), Time''. Nove ...
, , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , Augustus Hawkins , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , James C. Corman , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Del M. Clawson , , Republican , 1963 , Incumbent re-elected. , nowrap , , - ! , Glenard P. Lipscomb , , Republican , 1953 , Incumbent re-elected. , nowrap , , - ! , Ronald B. Cameron , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! ,
Thomas M. Rees Thomas Mankell "Tom" Rees (March 26, 1925 – December 9, 2003) was an American lawyer and politician who served six terms as a United States House of Representatives, U.S. Representative from California from 1965 to 1977. Early life and car ...
, , Democratic , 1965 , Incumbent re-elected. , nowrap , , - ! , Edwin Reinecke , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Alphonzo E. Bell Jr. , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! ,
George Brown Jr. George Edward Brown Jr. (March 6, 1920 – July 15, 1999) was an American Democratic Party (United States), Democratic politician from California. He represented suburban portions of Los Angeles County, California, Los Angeles County in the United ...
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Edward R. Roybal , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Charles H. Wilson , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Craig Hosmer , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Kenneth W. Dyal , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Richard T. Hanna , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , James B. Utt , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Bob Wilson , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Lionel Van Deerlin , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , John V. Tunney , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap ,


Colorado

, - ! , Byron G. Rogers , , Democratic ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , Roy H. McVicker , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Frank Evans , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Wayne N. Aspinall , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap ,


Connecticut

, - ! , Emilio Q. Daddario , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , William St. Onge , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Robert Giaimo , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Donald J. Irwin , , Democratic , 1958
1960
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , John S. Monagan , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Bernard F. Grabowski , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost re-election.
Republican gain. , nowrap ,


Delaware

, - ! , Harris McDowell , , Democratic , 1958 , , Incumbent lost re-election.
Republican gain. , nowrap ,


Florida

Florida redistricted to adjust for demographic changes; in addition to minor boundary changes a district was removed from northern Florida, and Broward County was broken out into its own district. , - ! , Bob Sikes , , Democratic ,
1940 A calendar from 1940 according to the Gregorian calendar, factoring in the dates of Easter and related holidays, cannot be used again until the year 5280. Events Below, events related to World War II have the "WWII" prefix. January *Janu ...

1944
1974 , Incumbent re-elected. , nowrap , Bob Sikes (Democratic) ''Unopposed'' , - ! rowspan=2 , , Don Fuqua
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , rowspan=2 nowrap , , - , D. R. Matthews
, , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, , Incumbent lost renomination.
Democratic loss. , - ! , Charles E. Bennett
, , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , Charles E. Bennett (Democratic) ''Unopposed'' , - ! , Syd Herlong
, , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , Syd Herlong (Democratic) ''Unopposed'' , - ! , Edward Gurney
, , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , Edward Gurney (Republican) ''Unopposed'' , - ! , Sam Gibbons
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , Sam Gibbons (Democratic) ''Unopposed'' , - ! , James A. Haley , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , William C. Cramer
, , Republican ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Paul Rogers
, , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , Paul Rogers (Democratic) ''Unopposed'' , - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Claude Pepper
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , Claude Pepper (Democratic) ''Unopposed'' , - ! , Dante Fascell
, , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap ,


Georgia

, - ! , G. Elliott Hagan , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Maston E. O'Neal Jr. , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , Maston E. O'Neal Jr. (Democratic) ''Unopposed'' , - ! , Bo Callaway , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent retired to run for governor.
Democratic gain. , nowrap , , - ! , James MacKay , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Charles L. Weltner , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent withdrew and was replaced on the ballot.
Republican gain. , nowrap , , - ! , John Flynt , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , John William Davis , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , J. Russell Tuten , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost renomination.
Democratic hold. , nowrap , , - ! , Phillip M. Landrum , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , Phillip M. Landrum (Democratic) ''Unopposed'' , - ! , Robert Grier Stephens Jr. , , Democratic , 1960 , Incumbent re-elected. , nowrap ,


Hawaii

, - ! rowspan=2 , ,
Spark Matsunaga Spark Masayuki Matsunaga (, October 8, 1916April 15, 1990) was an American politician and attorney who served as United States Senate, United States Senator for Hawaii from 1977 until his death in 1990. Matsunaga also represented Hawaii in the U ...
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , rowspan=2 nowrap , , - , Patsy Mink , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected.


Idaho

, - ! , Compton I. White Jr. , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , George V. Hansen , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap ,


Illinois

, - ! , William L. Dawson , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! , Barratt O'Hara , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...

1950
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , William T. Murphy , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Ed Derwinski , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , John C. Kluczynski , , Democratic ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , Daniel J. Ronan , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Frank Annunzio , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! ,
Dan Rostenkowski Daniel David Rostenkowski (January 2, 1928 – August 11, 2010) was a United States Representative from Chicago, serving for 36 years, from 1959 to 1995. He became one of the most powerful legislators in Congress, especially in matters of t ...
, , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Sidney R. Yates , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...

1962
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Harold R. Collier , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , Roman Pucinski , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Robert McClory , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! ,
Donald Rumsfeld Donald Henry Rumsfeld (July 9, 1932 – June 29, 2021) was an American politician, businessman, and naval officer who served as United States Secretary of Defense, secretary of defense from 1975 to 1977 under President Gerald Ford, and again ...
, , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! ,
John N. Erlenborn John Neal Erlenborn (February 8, 1927 – October 30, 2005) was an American lawyer and Republican Party (United States), Republican member of the U.S. Congressional Delegations from Illinois, representing the 14th (then after United States Cong ...
, , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Charlotte Thompson Reid , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , John B. Anderson , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Leslie C. Arends , , Republican ,
1934 Events January–February * January 1 – The International Telecommunication Union, a specialist agency of the League of Nations, is established. * January 15 – The 8.0 1934 Nepal–Bihar earthquake, Nepal–Bihar earthquake strik ...
, Incumbent re-elected. , nowrap , , - ! , Robert H. Michel , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , Gale Schisler , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Paul Findley , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Kenneth J. Gray , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , William L. Springer , , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , George E. Shipley , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Melvin Price , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap ,


Indiana

Indiana redistricted for this election, election boundary changes forced two Republican incumbents into the same district while creating a new district that was won by another Republican. , - ! , Ray Madden , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! , Charles A. Halleck , , Republican , 1935 , Incumbent re-elected. , nowrap , , - ! , John Brademas , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , E. Ross Adair , , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , J. Edward Roush , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , William G. Bray
, , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Winfield K. Denton , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Lee Hamilton , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! rowspan=2 , , Richard L. Roudebush
, , Republican , 1960 , Incumbent re-elected. , rowspan=2 nowrap , , - , Ralph Harvey , , Republican , 1960 , , Incumbent lost renomination.
Republican loss. , - ! , Andrew Jacobs Jr. , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap ,


Iowa

, - ! , John R. Schmidhauser , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , John Culver , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , H. R. Gross , , Republican ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , Bert Bandstra , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Neal Smith , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Stanley L. Greigg , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , John R. Hansen , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap ,


Kansas

, - ! ,
Bob Dole Robert Joseph Dole (July 22, 1923 – December 5, 2021) was an American politician and attorney who represented Kansas in the United States Senate from 1969 to 1996. He was the Party leaders of the United States Senate, Republican Leader of th ...
, , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Chester L. Mize , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Robert Ellsworth , , Republican , 1960 , , Incumbent retired to run for U.S. senator.
Republican hold. , nowrap , , - ! , Garner E. Shriver , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Joe Skubitz , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap ,


Kentucky

, - ! , Frank Stubblefield , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , William Natcher , , Democratic , 1953 , Incumbent re-elected. , nowrap , , - ! , Charles R. Farnsley , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent retired.
Republican gain. , nowrap , , - ! , Frank Chelf , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, , Incumbent retired, but replaced John Moloney on the ballot after he died 2 days before the election.
Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Tim Lee Carter , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , John C. Watts , , Democratic , 1951 , Incumbent re-elected. , nowrap , , - ! , Carl D. Perkins , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap ,


Louisiana

, - ! , F. Edward Hébert , , Democratic ,
1940 A calendar from 1940 according to the Gregorian calendar, factoring in the dates of Easter and related holidays, cannot be used again until the year 5280. Events Below, events related to World War II have the "WWII" prefix. January *Janu ...
, Incumbent re-elected. , nowrap , , - ! , Hale Boggs , , Democratic ,
1940 A calendar from 1940 according to the Gregorian calendar, factoring in the dates of Easter and related holidays, cannot be used again until the year 5280. Events Below, events related to World War II have the "WWII" prefix. January *Janu ...

1942
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , , - ! , Edwin E. Willis , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , Joe Waggonner , , Democratic , 1961 , Incumbent re-elected. , nowrap , , - ! , Otto Passman , , Democratic ,
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , , - ! , James H. Morrison , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, , Incumbent lost renomination.
Democratic hold. , nowrap , , - ! , Edwin Edwards , , Democratic , 1965 , Incumbent re-elected. , nowrap , , - ! , Speedy Long , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap ,


Maine

, - ! , Stanley R. Tupper , , Republican , 1960 , , Incumbent retired.
Democratic gain. , nowrap , , - ! , William Hathaway , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap ,


Maryland

Maryland redistricted its at-large district into an 8th district around Montgomery County, managing to adjust boundaries so no existing incumbents were displaced. , - ! ,
Rogers Morton Rogers Clark Ballard Morton (September 19, 1914 – April 19, 1979) was an American politician who served as the U.S. Secretary of the Interior and Secretary of Commerce during the administrations of presidents Richard Nixon and Gerald Ford, ...
, , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Clarence Long , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Edward Garmatz , , Democratic , 1947 , Incumbent re-elected. , nowrap , Edward Garmatz (Democratic) ''Unopposed'' , - ! , George Hyde Fallon , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap , , - ! , Hervey Machen , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! ,
Charles Mathias Charles McCurdy Mathias Jr. (July 24, 1922 – January 25, 2010) was an American politician and attorney from the U.S. state of Maryland. A member of the Republican Party (United States), Republican Party, he served in both chambers of the Unit ...
, , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Samuel Friedel , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Carlton R. Sickles
, , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent retired to run for governor.
Republican gain. , nowrap ,


Massachusetts

, - ! , Silvio O. Conte , , Republican , 1958 , Incumbent re-elected. , nowrap , Silvio O. Conte (Republican) ''Unopposed'' , - ! ,
Edward Boland Edward Patrick Boland (October 1, 1911 – November 4, 2001) was an American politician from the Commonwealth of Massachusetts. A Democrat, he was a representative from Massachusetts's 2nd congressional district. Early life and education Bola ...
, , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap ,
Edward Boland Edward Patrick Boland (October 1, 1911 – November 4, 2001) was an American politician from the Commonwealth of Massachusetts. A Democrat, he was a representative from Massachusetts's 2nd congressional district. Early life and education Bola ...
(Democratic) ''Unopposed'' , - ! , Philip J. Philbin , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! , Harold Donohue , , Democratic ,
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , Harold Donohue (Democratic) ''Unopposed'' , - ! , F. Bradford Morse , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , William H. Bates , , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , Torbert Macdonald , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Tip O'Neill , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , Tip O'Neill (Democratic) ''Unopposed'' , - ! , John W. McCormack , , Democratic ,
1928 Events January * January – British bacteriologist Frederick Griffith reports the results of Griffith's experiment, indirectly demonstrating that DNA is the genetic material. * January 1 – Eastern Bloc emigration and defection: Boris B ...
, Incumbent re-elected. , nowrap , John W. McCormack (Democratic) ''Unopposed'' , - ! , Joseph W. Martin Jr. , , Republican , 1924 , , Incumbent lost renomination.
Republican hold. , nowrap , , - ! , James A. Burke , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Hastings Keith , , Republican , 1958 , Incumbent re-elected. , nowrap ,


Michigan

, - ! ,
John Conyers John James Conyers Jr. (May 16, 1929October 27, 2019) was an American politician of the Democratic Party who served as a U.S. representative from Michigan from 1965 to 2017. Conyers was the sixth-longest serving member of Congress and the lo ...
, , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Weston E. Vivian , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Paul H. Todd Jr. , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! ,
J. Edward Hutchinson J. Edward Hutchinson (October 13, 1914 – July 22, 1985) was an American lawyer and politician from the U.S. state, state of Michigan. A member of the Republican Party (United States), Republican Party, he represented Michigan's 4th congressio ...
, , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! ,
Gerald Ford Gerald Rudolph Ford Jr. (born Leslie Lynch King Jr.; July 14, 1913December 26, 2006) was the 38th president of the United States, serving from 1974 to 1977. A member of the Republican Party (United States), Republican Party, Ford assumed the p ...
, , Republican ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , Charles E. Chamberlain , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , John C. Mackie , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , R. James Harvey , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Robert P. Griffin , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, , Resigned to become U.S. senator.
Republican hold. , nowrap , , - ! , Al Cederberg , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Raymond F. Clevenger , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , James G. O'Hara , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Charles Diggs , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Lucien Nedzi , , Democratic , 1961 , Incumbent re-elected. , nowrap , , - ! , William D. Ford , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , John Dingell , , Democratic , 1955 , Incumbent re-elected. , nowrap , , - ! , Martha Griffiths , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , William Broomfield , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , Billie S. Farnum , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap ,


Minnesota

, - ! , Al Quie , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , Ancher Nelsen , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , Clark MacGregor , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Joseph Karth , , DFL , 1958 , Incumbent re-elected. , nowrap , , - ! , Donald M. Fraser , , DFL ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Alec G. Olson , , DFL ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Odin Langen , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , John Blatnik , , DFL ,
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , John Blatnik (DFL) ''Unopposed''


Mississippi

, - ! , Thomas Abernethy , , Democratic ,
1942 The Uppsala Conflict Data Program project estimates this to be the deadliest year in human history in terms of conflict deaths, placing the death toll at 4.62 million. However, the Correlates of War estimates that the prior year, 1941, was th ...
, Incumbent re-elected. , nowrap , , - ! , Jamie Whitten , , Democratic , 1941 , Incumbent re-elected. , nowrap , , - ! , John Bell Williams , , Democratic ,
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , , - ! , Prentiss Walker , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent retired to run for U.S. Senator.
Democratic gain. , nowrap , , - ! , William M. Colmer , , Democratic ,
1932 Events January * January 4 – The British authorities in India arrest and intern Mahatma Gandhi and Vallabhbhai Patel. * January 9 – Sakuradamon Incident (1932), Sakuradamon Incident: Korean nationalist Lee Bong-chang fails in his effort ...
, Incumbent re-elected. , nowrap ,


Missouri

, - ! , Frank M. Karsten , , Democratic ,
1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...
, Incumbent re-elected. , nowrap , , - ! , Thomas B. Curtis , , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , Leonor Sullivan , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , William J. Randall , , Democratic , 1959 , Incumbent re-elected. , nowrap , , - ! , Richard W. Bolling , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , William R. Hull Jr. , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Durward G. Hall , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Richard H. Ichord Jr. , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , William L. Hungate , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Paul C. Jones , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap ,


Montana

, - ! , Arnold Olsen , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , James F. Battin , , Republican , 1960 , Incumbent re-elected. , nowrap ,


Nebraska

, - ! , Clair A. Callan , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Glenn Cunningham , , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , David Martin , , Republican , 1960 , Incumbent re-elected. , nowrap ,


Nevada

, - ! , Walter S. Baring Jr. , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...

1952
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap ,


New Hampshire

, - ! , J. Oliva Huot , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , James Colgate Cleveland , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap ,


New Jersey

, - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Thomas C. McGrath Jr. , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! ,
James J. Howard James John Howard (July 24, 1927 – March 25, 1988) was an American educator and Democratic Party (United States), Democratic Party politician who represented in the United States House of Representatives from 1965 until his death from a h ...
, , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Frank Thompson , , Democratic ,
1954 Events January * January 3 – The Italian broadcaster RAI officially begins transmitting. * January 7 – Georgetown–IBM experiment: The first public demonstration of a machine translation system is held in New York, at the head ...
, Incumbent re-elected. , nowrap , , - ! , Peter Frelinghuysen Jr. , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , William T. Cahill
, , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , William B. Widnall , , Republican ,
1950 Events January * January 1 – The International Police Association (IPA) – the largest police organization in the world – is formed. * January 5 – 1950 Sverdlovsk plane crash, Sverdlovsk plane crash: ''Aeroflot'' Lisunov Li-2 ...
, Incumbent re-elected. , nowrap , , - ! , Charles S. Joelson , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Henry Helstoski , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Peter W. Rodino , , Democratic ,
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , Joseph Minish , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! rowspan=2 , , Florence P. Dwyer
, , Republican ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , rowspan=2 nowrap , , - , Paul J. Krebs , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent retired.
Democratic loss. , - ! , Neil Gallagher , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Dominick V. Daniels , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Edward J. Patten , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap ,


New Mexico

, - ! rowspan=2 , , Thomas G. Morris , , Democratic , 1958 , Incumbent re-elected. , rowspan=2 nowrap , , - , E. S. Johnny Walker , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected.


New York

, - ! , Otis G. Pike , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , James R. Grover Jr. , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Lester L. Wolff , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , John W. Wydler , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Herbert Tenzer , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Seymour Halpern , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , Joseph P. Addabbo , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Benjamin Rosenthal , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , James J. Delaney , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...

1946
1948 Events January * January 1 ** The General Agreement on Tariffs and Trade (GATT) is inaugurated. ** The current Constitutions of Constitution of Italy, Italy and of Constitution of New Jersey, New Jersey (both later subject to amendment) ...
, Incumbent re-elected. , nowrap , , - ! , Emanuel Celler , , Democratic , 1922 , Incumbent re-elected. , nowrap , , - ! , Eugene Keogh , , Democratic ,
1936 Events January–February * January 20 – The Prince of Wales succeeds to the throne of the United Kingdom as King Edward VIII, following the death of his father, George V, at Sandringham House. * January 28 – Death and state funer ...
, , Incumbent retired.
Democratic hold. , nowrap , , - ! , Edna F. Kelly , , Democratic , 1949 , Incumbent re-elected. , nowrap , , - ! , Abraham J. Multer , , Democratic , 1947 , Incumbent re-elected. , nowrap , , - ! , John J. Rooney , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap , , - ! , Hugh Carey , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , John M. Murphy , , Democratic ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Theodore R. Kupferman , , Republican , 1966 (special) , Incumbent re-elected. , nowrap , , - ! , Adam Clayton Powell Jr. , , Democratic ,
1944 Events Below, the events of World War II have the "WWII" prefix. January * January 2 – WWII: ** Free France, Free French General Jean de Lattre de Tassigny is appointed to command First Army (France), French Army B, part of the Sixt ...
, Incumbent re-elected. , nowrap , , - ! , Leonard Farbstein , , Democratic ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! ,
William Fitts Ryan William is a masculine given name of Germanic origin. It became popular in England after the Norman conquest in 1066,All Things William"Meaning & Origin of the Name"/ref> and remained so throughout the Middle Ages and into the modern era. It is ...
, , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , James H. Scheuer , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Jacob H. Gilbert , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Jonathan B. Bingham , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Paul A. Fino , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Richard Ottinger , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Ogden R. Reid , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , John G. Dow , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Joseph Y. Resnick , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Leo W. O'Brien , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, , Incumbent retired.
Republican gain. , nowrap , , - ! , Carleton J. King , , Republican , 1960 , Incumbent re-elected. , nowrap , , - ! , Robert C. McEwen , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Alexander Pirnie , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , Howard W. Robison , , Republican , 1958 , Incumbent re-elected. , nowrap , , - ! , James M. Hanley , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Samuel S. Stratton , , Democratic , 1958 , Incumbent re-elected. , nowrap , , - ! , Frank Horton , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Barber Conable , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Charles Goodell , , Republican , 1959 , Incumbent re-elected. , nowrap , , - ! , Richard D. McCarthy , , Democratic ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Henry P. Smith III , , Republican ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, Incumbent re-elected. , nowrap , , - ! , Thaddeus J. Dulski , , Democratic , 1958 , Incumbent re-elected. , nowrap ,


North Carolina

, - ! , Walter B. Jones Sr. , , Democratic , 1966 (special) , Incumbent re-elected. , nowrap , , - ! , Lawrence H. Fountain , , Democratic ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , David N. Henderson , , Democratic , 1960 , Incumbent re-elected. , nowrap , David N. Henderson (Democratic) ''Unopposed'' , - ! , Harold D. Cooley , , Democratic ,
1934 Events January–February * January 1 – The International Telecommunication Union, a specialist agency of the League of Nations, is established. * January 15 – The 8.0 1934 Nepal–Bihar earthquake, Nepal–Bihar earthquake strik ...
, , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Ralph James Scott , , Democratic ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, , Incumbent retired.
Democratic hold. , nowrap , , - ! , Horace R. Kornegay , , Democratic , 1960 , Incumbent re-elected. , nowrap , , - ! , Alton Lennon , , Democratic ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , Alton Lennon (Democratic) ''Unopposed'' , - ! , Charles R. Jonas , , Republican ,
1952 Events January–February * January 26 – Cairo Fire, Black Saturday in Kingdom of Egypt, Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, ...
, Incumbent re-elected. , nowrap , , - ! , Jim Broyhill , , Republican ,
1962 The year saw the Cuban Missile Crisis, which is often considered the closest the world came to a Nuclear warfare, nuclear confrontation during the Cold War. Events January * January 1 – Samoa, Western Samoa becomes independent from Ne ...
, Incumbent re-elected. , nowrap , , - ! , Basil Whitener , , Democratic ,
1956 Events January * January 1 – The Anglo-Egyptian Sudan, Anglo-Egyptian Condominium ends in Sudan after 57 years. * January 8 – Operation Auca: Five U.S. evangelical Christian Missionary, missionaries, Nate Saint, Roger Youderian, E ...
, Incumbent re-elected. , nowrap , , - ! , Roy A. Taylor , , Democratic , 1960 , Incumbent re-elected. , nowrap ,


North Dakota

, - ! , Mark Andrews , , Republican , 1963 , Incumbent re-elected. , nowrap , , - ! , Rolland W. Redlin , , Democratic-NPL ,
1964 Events January * January 1 – The Federation of Rhodesia and Nyasaland is dissolved. * January 5 – In the first meeting between leaders of the Roman Catholic and Orthodox churches since the fifteenth century, Pope Paul VI and Patria ...
, , Incumbent lost re-election.
Republican gain. , nowrap ,


Ohio

Ohio redistricted its at-large seat into a 24th district, splitting out the counties to the southwest of Dayton from the city itself, as well as moving a district in southeastern Ohio into the Columbus area. , - ! , John J. Gilligan , , Democratic , 1964 United States House of Representatives elections in Ohio, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Donald D. Clancy , , Republican , 1960 United States House of Representatives elections in Ohio, 1960 , Incumbent re-elected. , nowrap , , - ! , Rodney M. Love , , Democratic , 1964 United States House of Representatives elections in Ohio, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , William Moore McCulloch, William M. McCulloch , , Republican , 1947 , Incumbent re-elected. , nowrap , , - ! , Del Latta , , Republican , 1958 United States House of Representatives elections in Ohio, 1958 , Incumbent re-elected. , nowrap , , - ! , Bill Harsha , , Republican , 1960 United States House of Representatives elections in Ohio, 1960 , Incumbent re-elected. , nowrap , , - ! , Bud Brown (politician), Bud Brown , , Republican , 1965 , Incumbent re-elected. , nowrap , Bud Brown (politician), Bud Brown (Republican) ''Unopposed'' , - ! , Jackson Edward Betts , , Republican , 1950 United States House of Representatives elections in Ohio, 1950 , Incumbent re-elected. , nowrap , , - ! , Thomas L. Ashley , , Democratic , 1954 United States House of Representatives elections in Ohio, 1954 , Incumbent re-elected. , nowrap , , - ! , Walter H. Moeller , , Democratic , 1964 United States House of Representatives elections in Ohio, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , J. William Stanton , , Republican , 1964 United States House of Representatives elections in Ohio, 1964 , Incumbent re-elected. , nowrap , , - ! , Samuel L. Devine , , Republican , 1958 United States House of Representatives elections in Ohio, 1958 , Incumbent re-elected. , nowrap , , - ! , Charles Adams Mosher , , Republican , 1960 United States House of Representatives elections in Ohio, 1960 , Incumbent re-elected. , nowrap , , - ! , William Hanes Ayres , , Republican , 1950 United States House of Representatives elections in Ohio, 1950 , Incumbent re-elected. , nowrap , , - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Frank T. Bow , , Republican , 1950 United States House of Representatives elections in Ohio, 1950 , Incumbent re-elected. , nowrap , , - ! rowspan=2 , , John M. Ashbrook , , Republican , 1960 United States House of Representatives elections in Ohio, 1960 , Incumbent re-elected. , rowspan=2 nowrap , , - , Robert T. Secrest
, , Democratic , 1962 United States House of Representatives elections in Ohio, 1962 , , Incumbent lost re-election.
Democratic loss. , - ! , Wayne Hays , , Democratic , 1948 United States House of Representatives elections in Ohio, 1948 , Incumbent re-elected. , nowrap , , - ! , Michael J. Kirwan , , Democratic , 1936 United States House of Representatives elections in Ohio, 1936 , Incumbent re-elected. , nowrap , , - ! , Michael A. Feighan , , Democratic , 1942 United States House of Representatives elections in Ohio, 1942 , Incumbent re-elected. , nowrap , , - ! , Charles Vanik , , Democratic , 1954 United States House of Representatives elections in Ohio, 1954 , Incumbent re-elected. , nowrap , , - ! , Frances P. Bolton , , Republican , 1940 United States House of Representatives elections in Ohio, 1940 , Incumbent re-elected. , nowrap , , - ! , William Edwin Minshall Jr., William E. Minshall Jr. , , Republican , 1954 United States House of Representatives elections in Ohio, 1954 , Incumbent re-elected. , nowrap , , - ! , Robert E. Sweeney
, , Democratic , 1964 United States House of Representatives elections in Ohio, 1964 , , Incumbent retired.
Republican gain. , nowrap ,


Oklahoma

, - ! , Page Belcher , , Republican , 1950 United States House of Representatives elections in Oklahoma, 1950 , Incumbent re-elected. , nowrap , , - ! , Ed Edmondson (politician), Ed Edmondson , , Democratic , 1952 United States House of Representatives elections in Oklahoma, 1952 , Incumbent re-elected. , nowrap , , - ! , Carl Albert , , Democratic , 1946 United States House of Representatives elections in Oklahoma, 1946 , Incumbent re-elected. , nowrap , , - ! , Tom Steed , , Democratic , 1948 United States House of Representatives elections in Oklahoma, 1948 , Incumbent re-elected. , nowrap , , - ! , John Jarman , , Democratic , 1950 United States House of Representatives elections in Oklahoma, 1950 , Incumbent re-elected. , nowrap , , - ! , Jed Johnson Jr. , , Democratic , 1964 United States House of Representatives elections in Oklahoma, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap ,


Oregon

, - ! , Wendell Wyatt , , Republican , 1964 United States House of Representatives elections in Oregon, 1964 , Incumbent re-elected. , nowrap , , - ! , Al Ullman , , Democratic , 1956 United States House of Representatives elections in Oregon, 1956 , Incumbent re-elected. , nowrap , , - ! , Edith Green , , Democratic , 1954 United States House of Representatives elections in Oregon, 1954 , Incumbent re-elected. , nowrap , , - ! , Robert B. Duncan , , Democratic , 1962 United States House of Representatives elections in Oregon, 1962 , , Incumbent retired to 1966 United States Senate election in Oregon, run for U.S. Senator.
Republican gain. , nowrap ,


Pennsylvania

, - ! , William A. Barrett , , Democratic , 1944 United States House of Representatives elections in Pennsylvania, 1944
1946
1948 United States House of Representatives elections in Pennsylvania, 1948 , Incumbent re-elected. , nowrap , , - ! , Robert N. C. Nix Sr. , , Democratic , 1958 United States House of Representatives elections in Pennsylvania, 1958 , Incumbent re-elected. , nowrap , , - ! , James A. Byrne , , Democratic , 1952 United States House of Representatives elections in Pennsylvania, 1952 , Incumbent re-elected. , nowrap , , - ! , Herman Toll , , Democratic , 1958 United States House of Representatives elections in Pennsylvania, 1958 , , Incumbent retired.
Democratic hold. , nowrap , , - ! , William J. Green III , , Democratic , 1964 United States House of Representatives elections in Pennsylvania, 1964 , Incumbent re-elected. , nowrap , , - ! , George M. Rhodes , , Democratic , 1948 United States House of Representatives elections in Pennsylvania, 1948 , Incumbent re-elected. , nowrap , , - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Willard S. Curtin , , Republican , 1956 United States House of Representatives elections in Pennsylvania, 1956 , , Incumbent retired.
Republican hold. , nowrap , , - ! rowspan=2 , , George Watkins (politician), George Watkins
, , Republican , 1964 United States House of Representatives elections in Pennsylvania, 1964 , Incumbent re-elected. , rowspan=2 nowrap , , - , Paul B. Dague , , Republican , 1946 United States House of Representatives elections in Pennsylvania, 1946 , , Incumbent retired.
Republican loss. , - ! , Joseph M. McDade , , Republican , 1962 United States House of Representatives elections in Pennsylvania, 1962 , Incumbent re-elected. , nowrap , , - ! , Dan Flood , , Democratic , 1944 United States House of Representatives elections in Pennsylvania, 1944
1946
1948 United States House of Representatives elections in Pennsylvania, 1948
1952
1954 United States House of Representatives elections in Pennsylvania, 1954 , Incumbent re-elected. , nowrap , , - ! , J. Irving Whalley , , Republican , 1960 United States House of Representatives elections in Pennsylvania, 1960 , Incumbent re-elected. , nowrap , , - ! , Richard Schweiker , , Republican , 1960 United States House of Representatives elections in Pennsylvania, 1960 , Incumbent re-elected. , nowrap , , - ! , William S. Moorhead , , Democratic , 1958 United States House of Representatives elections in Pennsylvania, 1958 , Incumbent re-elected. , nowrap , , - ! , Fred B. Rooney , , Democratic , 1963 , Incumbent re-elected. , nowrap , , - ! , John C. Kunkel , , Republican , 1961 , , Incumbent retired.
Republican hold. , nowrap , , - ! , Herman T. Schneebeli , , Republican , 1960 United States House of Representatives elections in Pennsylvania, 1960 , Incumbent re-elected. , nowrap , , - ! , Robert J. Corbett , , Republican , 1938 United States House of Representatives elections in Pennsylvania, 1938
1940
1944 United States House of Representatives elections in Pennsylvania, 1944 , Incumbent re-elected. , nowrap , , - ! , Nathaniel N. Craley Jr. , , Democratic , 1964 United States House of Representatives elections in Pennsylvania, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Elmer J. Holland , , Democratic , 1942 Pennsylvania's 33rd congressional district special election, 1942
1942
1956 Pennsylvania's 30th congressional district special election, 1956 , Incumbent re-elected. , nowrap , , - ! , John Herman Dent , , Democratic , 1958 United States House of Representatives elections in Pennsylvania, 1958 , Incumbent re-elected. , nowrap , , - ! , John P. Saylor , , Republican , 1949 , Incumbent re-elected. , nowrap , , - ! , Albert W. Johnson , , Republican , 1963 , Incumbent re-elected. , nowrap , , - ! , Joseph P. Vigorito , , Democratic , 1964 United States House of Representatives elections in Pennsylvania, 1964 , Incumbent re-elected. , nowrap , , - ! , Frank M. Clark , , Democratic , 1954 United States House of Representatives elections in Pennsylvania, 1954 , Incumbent re-elected. , nowrap , , - ! , Thomas E. Morgan , , Democratic , 1944 United States House of Representatives elections in Pennsylvania, 1944 , Incumbent re-elected. , nowrap , , - ! , James G. Fulton , , Republican , 1944 United States House of Representatives elections in Pennsylvania, 1944 , Incumbent re-elected. , nowrap ,


Rhode Island

, - ! , Fernand St Germain , , Democratic , 1960 United States House of Representatives elections in Rhode Island, 1960 , Incumbent re-elected. , nowrap , , - ! , John E. Fogarty , , Democratic , 1940 United States House of Representatives elections in Rhode Island, 1940 , Incumbent re-elected. , nowrap ,


South Carolina

, - ! , L. Mendel Rivers , , Democratic , 1940 United States House of Representatives elections in South Carolina, 1940 , Incumbent re-elected. , nowrap , L. Mendel Rivers (Democratic) ''Unopposed'' , - ! , Albert Watson (South Carolina politician), Albert Watson , , Republican , 1962 United States House of Representatives elections in South Carolina, 1962 , Incumbent re-elected. , nowrap , , - ! , William Jennings Bryan Dorn, William J. B. Dorn , , Democratic , 1946 United States House of Representatives elections in South Carolina, 1946
1948
1950 United States House of Representatives elections in South Carolina, 1950 , Incumbent re-elected. , nowrap , , - ! , Robert T. Ashmore , , Democratic , 1953 , Incumbent re-elected. , nowrap , Robert T. Ashmore (Democratic) ''Unopposed'' , - ! , Thomas S. Gettys , , Democratic , 1964 United States House of Representatives elections in South Carolina, 1964 , Incumbent re-elected. , nowrap , Thomas S. Gettys (Democratic) ''Unopposed'' , - ! , John L. McMillan , , Democratic , 1938 United States House of Representatives elections in South Carolina, 1938 , Incumbent re-elected. , nowrap ,


South Dakota

, - ! , Ben Reifel , , Republican , 1960 United States House of Representatives elections in South Dakota, 1960 , Incumbent re-elected. , nowrap , , - ! , E. Y. Berry , , Republican , 1950 United States House of Representatives elections in South Dakota, 1950 , Incumbent re-elected. , nowrap ,


Tennessee

, - ! , Jimmy Quillen , , Republican , 1962 United States House of Representatives elections in Tennessee, 1962 , Incumbent re-elected. , nowrap , , - ! , John Duncan Sr. , , Republican , 1964 United States House of Representatives elections in Tennessee, 1964 , Incumbent re-elected. , nowrap , , - ! , Bill Brock , , Republican , 1962 United States House of Representatives elections in Tennessee, 1962 , Incumbent re-elected. , nowrap , , - ! , Joe L. Evins , , Democratic , 1946 United States House of Representatives elections in Tennessee, 1946 , Incumbent re-elected. , nowrap , , - ! , Richard Fulton , , Democratic , 1962 United States House of Representatives elections in Tennessee, 1962 , Incumbent re-elected. , nowrap , , - ! , William Anderson (naval officer), William Anderson , , Democratic , 1964 United States House of Representatives elections in Tennessee, 1964 , Incumbent re-elected. , nowrap , , - ! , Tom J. Murray , , Democratic , 1942 United States House of Representatives elections in Tennessee, 1942 , , Incumbent lost renomination.
Democratic hold. , nowrap , , - ! , Fats Everett , , Democratic , 1958 United States House of Representatives elections in Tennessee, 1958 , Incumbent re-elected. , nowrap , , - ! , George W. Grider , , Democratic , 1964 United States House of Representatives elections in Tennessee, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap ,


Texas

Texas redistricted for this election, eliminating its at-large district and removing two East Texas districts in favor of adding three districts in South Texas, suburban Houston, and suburban Dallas. , - ! , Wright Patman , , Democratic , 1928 United States House of Representatives elections in Texas, 1928 , Incumbent re-elected. , nowrap , Wright Patman (Democratic) ''Unopposed'' , - ! , John Dowdy
, , Democratic , 1952 United States House of Representatives elections in Texas, 1952 , Incumbent re-elected. , nowrap , John Dowdy (Democratic) ''Unopposed'' , - ! , Joe R. Pool
, , Democratic , 1962 United States House of Representatives elections in Texas, 1962 , Incumbent re-elected. , nowrap , , - ! rowspan=2 , , Ray Roberts (politician), Ray Roberts , , Democratic , 1962 United States House of Representatives elections in Texas, 1962 , Incumbent re-elected. , rowspan=2 nowrap , Ray Roberts (politician), Ray Roberts (Democratic) ''Unopposed'' , - , Lindley Beckworth
, , Democratic , 1956 United States House of Representatives elections in Texas, 1956 , , Incumbent lost renomination.
Democratic loss. , - ! , Earle Cabell , , Democratic , 1964 United States House of Representatives elections in Texas, 1964 , Incumbent re-elected. , nowrap , , - ! , Olin E. Teague , , Democratic , 1946 United States House of Representatives elections in Texas, 1946 , Incumbent re-elected. , nowrap , Olin E. Teague (Democratic) ''Unopposed'' , - ! , colspan=3 , None (district created) , , New seat.
Republican gain. , nowrap , , - ! , Lera Millard Thomas , , Democratic , 1966 United States House of Representatives elections in Texas, 1966 , , Incumbent retired.
Democratic hold. , nowrap , , - ! rowspan=2 , , Jack Brooks (American politician), Jack Brooks
, , Democratic , 1952 United States House of Representatives elections in Texas, 1952 , Incumbent re-elected. , rowspan=2 nowrap , Jack Brooks (American politician), Jack Brooks (Democratic) ''Unopposed'' , - , Clark W. Thompson (Texas politician), Clark W. Thompson , , Democratic , 1947 , , Incumbent retired.
Democratic loss. , - ! , J. J. Pickle , , Democratic , 1963 , Incumbent re-elected. , nowrap , , - ! , William R. Poage , , Democratic , 1936 United States House of Representatives elections in Texas, 1936 , Incumbent re-elected. , nowrap , , - ! , Jim Wright , , Democratic , 1954 United States House of Representatives elections in Texas, 1954 , Incumbent re-elected. , nowrap , Jim Wright (Democratic) ''Unopposed'' , - ! , Graham B. Purcell Jr. , , Democratic , 1962 United States House of Representatives elections in Texas, 1962 , Incumbent re-elected. , nowrap , , - ! , John Andrew Young , , Democratic , 1956 United States House of Representatives elections in Texas, 1956 , Incumbent re-elected. , nowrap , John Andrew Young (Democratic) ''Unopposed'' , - ! , Kika de la Garza , , Democratic , 1964 United States House of Representatives elections in Texas, 1964 , Incumbent re-elected. , nowrap , Kika de la Garza (Democratic) ''Unopposed'' , - ! , Richard Crawford White , , Democratic , 1964 United States House of Representatives elections in Texas, 1964 , Incumbent re-elected. , nowrap , Richard Crawford White (Democratic) ''Unopposed'' , - ! , Omar Burleson , , Democratic , 1946 United States House of Representatives elections in Texas, 1946 , Incumbent re-elected. , nowrap , Omar Burleson (Democratic) ''Unopposed'' , - ! , Walter E. Rogers , , Democratic , 1950 United States House of Representatives elections in Texas, 1950 , , Incumbent retired.
Republican gain. , nowrap , , - ! , George H. Mahon , , Democratic , 1934 United States House of Representatives elections in Texas, 1934 , Incumbent re-elected. , nowrap , George H. Mahon (Democratic) ''Unopposed'' , - ! , Henry B. González , , Democratic , 1961 , Incumbent re-elected. , nowrap , , - ! , O. C. Fisher , , Democratic , 1942 United States House of Representatives elections in Texas, 1942 , Incumbent re-elected. , nowrap , O. C. Fisher (Democratic) ''Unopposed'' , - ! , Robert R. Casey , , Democratic , 1958 United States House of Representatives elections in Texas, 1958 , Incumbent re-elected. , nowrap , Robert R. Casey (Democratic) ''Unopposed'' , - ! , colspan=3 , None (district created) , , New seat.
Democratic gain. , nowrap ,


Utah

, - ! , Laurence J. Burton , , Republican , 1962 United States House of Representatives elections in Utah, 1962 , Incumbent re-elected. , nowrap , , - ! , David S. King , , Democratic , 1964 United States House of Representatives elections in Utah, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap ,


Vermont

, - ! , Robert Stafford , , Republican , 1960 United States House of Representatives election in Vermont, 1960 , Incumbent re-elected. , nowrap ,


Virginia

, - ! , Thomas N. Downing , , Democratic , 1958 United States House of Representatives elections in Virginia, 1958 , Incumbent re-elected. , nowrap , Thomas N. Downing (Democratic) ''Unopposed'' , - ! , Porter Hardy Jr. , , Democratic , 1946 United States House of Representatives elections in Virginia, 1946 , Incumbent re-elected. , nowrap , Porter Hardy Jr. (Democratic) ''Unopposed'' , - ! , David E. Satterfield III , , Democratic , 1964 United States House of Representatives elections in Virginia, 1964 , Incumbent re-elected. , nowrap , David E. Satterfield III (Democratic) ''Unopposed'' , - ! , Watkins Abbitt , , Democratic , 1948 United States House of Representatives elections in Virginia, 1948 , Incumbent re-elected. , nowrap , , - ! , William M. Tuck , , Democratic , 1953 , Incumbent re-elected. , nowrap , , - ! , Richard H. Poff , , Republican , 1952 United States House of Representatives elections in Virginia, 1952 , Incumbent re-elected. , nowrap , , - ! , John O. Marsh Jr. , , Democratic , 1962 United States House of Representatives elections in Virginia, 1962 , Incumbent re-elected. , nowrap , , - ! , Howard W. Smith , , Democratic , 1930 United States House of Representatives elections in Virginia, 1930 , , Incumbent lost renomination.
Republican gain. , nowrap , , - ! , W. Pat Jennings , , Democratic , 1954 United States House of Representatives elections in Virginia, 1954 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Joel Broyhill , , Republican , 1952 United States House of Representatives elections in Virginia, 1952 , Incumbent re-elected. , nowrap ,


Washington

, - ! , Thomas Pelly , , Republican , 1952 United States House of Representatives elections in Washington, 1952 , Incumbent re-elected. , nowrap , , - ! , Lloyd Meeds , , Democratic , 1964 United States House of Representatives elections in Washington, 1964 , Incumbent re-elected. , nowrap , , - ! , Julia Butler Hansen , , Democratic , 1960 United States House of Representatives elections in Washington, 1960 , Incumbent re-elected. , nowrap , , - ! , Catherine Dean May , , Republican , 1958 United States House of Representatives elections in Washington, 1958 , Incumbent re-elected. , nowrap , , - ! , Tom Foley , , Democratic , 1964 United States House of Representatives elections in Washington, 1964 , Incumbent re-elected. , nowrap , , - ! , Floyd Hicks , , Democratic , 1964 United States House of Representatives elections in Washington, 1964 , Incumbent re-elected. , nowrap , , - ! , Brock Adams , , Democratic , 1964 United States House of Representatives elections in Washington, 1964 , Incumbent re-elected. , nowrap ,


West Virginia

, - ! , Arch A. Moore Jr. , , Republican , 1956 United States House of Representatives elections in West Virginia, 1956 , Incumbent re-elected. , nowrap , , - ! , Harley Orrin Staggers , , Democratic , 1948 United States House of Representatives elections in West Virginia, 1948 , Incumbent re-elected. , nowrap , , - ! , John M. Slack Jr. , , Democratic , 1958 United States House of Representatives elections in West Virginia, 1958 , Incumbent re-elected. , nowrap , , - ! , Ken Hechler , , Democratic , 1958 United States House of Representatives elections in West Virginia, 1958 , Incumbent re-elected. , nowrap , , - ! , James Kee , , Democratic , 1964 United States House of Representatives elections in West Virginia, 1964 , Incumbent re-elected. , nowrap ,


Wisconsin

, - ! , Lynn E. Stalbaum , , Democratic , 1964 United States House of Representatives elections in Wisconsin, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Robert Kastenmeier , , Democratic , 1958 United States House of Representatives elections in Wisconsin, 1958 , Incumbent re-elected. , nowrap , , - ! , Vernon W. Thomson , , Republican , 1960 United States House of Representatives elections in Wisconsin, 1960 , Incumbent re-elected. , nowrap , , - ! , Clement Zablocki , , Democratic , 1948 United States House of Representatives elections in Wisconsin, 1948 , Incumbent re-elected. , nowrap , , - ! , Henry S. Reuss , , Democratic , 1954 United States House of Representatives elections in Wisconsin, 1954 , Incumbent re-elected. , nowrap , , - ! , John Abner Race , , Democratic , 1964 United States House of Representatives elections in Wisconsin, 1964 , , Incumbent lost re-election.
Republican gain. , nowrap , , - ! , Melvin Laird , , Republican , 1952 United States House of Representatives elections in Wisconsin, 1952 , Incumbent re-elected. , nowrap , , - ! , John W. Byrnes , , Republican , 1944 United States House of Representatives elections in Wisconsin, 1944 , Incumbent re-elected. , nowrap , , - ! , Glenn Robert Davis , , Republican , 1947 Wisconsin's 2nd congressional district special election, 1947
1956
1964 United States House of Representatives elections in Wisconsin, 1964 , Incumbent re-elected. , nowrap , , - ! , Alvin O'Konski , , Republican , 1942 United States House of Representatives elections in Wisconsin, 1942 , Incumbent re-elected. , nowrap ,


Wyoming

, - ! , Teno Roncalio , , Democratic , 1964 United States House of Representatives election in Wyoming, 1964 , , Incumbent retired to 1966 United States Senate election in Wyoming, run for U.S. Senator.
Republican gain. , nowrap ,


See also

* 1966 United States elections ** 1966 United States gubernatorial elections ** 1966 United States Senate elections * 89th United States Congress *
90th United States Congress The 90th United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, D.C., from January 3, 196 ...


References


Works cited

*


Further reading

* "1966 Elections–A Major Republican Comeback." in ''CQ Almanac 1966'' (22nd ed., 1967) pp 1387–88
online
* , plus articles on the other western states in the same issue * * , Focus on 1966 * * McLay, Mark. "A High-Wire Crusade: Republicans and the War on Poverty, 1966." ''Journal of Policy History'' 31.3 (2019): 382–405. * {{George H. W. Bush 1966 United States House of Representatives elections, Presidency of Lyndon B. Johnson George H. W. Bush Gerald Ford John Conyers John Dingell United States in the Vietnam War Jamie Whitten