The 1964 United States Senate election in Montana took place on November 3, 1964. Incumbent United States Senator Mike Mansfield, who was first elected to the Senate in

1952 Events January–February * January 26 – Black Saturday in Egypt: Rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses. * February 6 ** Princess Elizabeth, Duchess of Edinburgh, becomes m ...

and was re-elected in

1958 Events January * January 1 – The European Economic Community (EEC) comes into being. * January 3 – The West Indies Federation is formed. * January 4 ** Edmund Hillary's Commonwealth Trans-Antarctic Expedition completes the third ...

, ran for re-election. Mansfield won the

Democratic Democrat, Democrats, or Democratic may refer to: Politics *A proponent of democracy, or democratic government; a form of government involving rule by the people. *A member of a Democratic Party: **Democratic Party (United States) (D) **Democratic ...

primary in a landslide, and advanced to the general election, where he faced Alex Blewett, the Majority Leader of the

Montana House of Representatives The Montana House of Representatives is, with the Montana Senate, one of the two houses of the Montana Legislature. Composed of 100 members, the House elects its leadership every two years. Composition of the House :''67th Legislature – 2021� ...

and the Republican nominee. Though Mansfield's margin was quite reduced from 1958, he still overwhelmingly defeated Blewett and won his third term in the Senate in a landslide.

Democratic primary

Candidates

* Mike Mansfield, incumbent United States Senator *

Joseph P. Monaghan Joseph Patrick Monaghan (March 26, 1906 – July 4, 1985) of Butte, Montana was a U.S. Representative from Montana from 1933 to 1937. He was a Democrat. In 1936 he decided not to run for reelection and instead challenged Democratic incumbent Unit ...

, former United States Congressman from Montana's 1st congressional district,

1936 Events January–February * January 20 – George V of the United Kingdom and the British Dominions and Emperor of India, dies at his Sandringham Estate. The Prince of Wales succeeds to the throne of the United Kingdom as King E ...

independent candidate for the United States Senate

Results

Republican primary

Candidates

*Alex Blewett, Majority Leader of the

*Lyman Brewster, rancher *Antoinette F. Rosell,

State Representative A state legislature is a legislative branch or body of a political subdivision in a federal system. Two federations literally use the term "state legislature": * The legislative branches of each of the fifty state governments of the United Sta ...

Results

General election

Results

References

{{DEFAULTSORT:United States Senate Election In Montana, 1964 Montana

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 Patriarch ...

1964 Montana elections