O'Day is a surname of Irish origin. Notable people with the surname include:
*
Alan O'Day
Alan Earle O'Day (October 3, 1940 – May 17, 2013) was an American singer-songwriter, best known for writing and singing "Undercover Angel (song), Undercover Angel," a million-selling Gold-certified American No. 1 hit in 1977. He also wrote son ...
(1940–2013), American singer-songwriter
*
Anita O'Day
Anita Belle Colton (October 18, 1919 – November 23, 2006), known professionally as Anita O'Day, was an American jazz singer and self-proclaimed “song stylist” widely admired for her sense of rhythm and dynamics, and her early big band appe ...
(1919–2006), American jazz singer
*
Aubrey O'Day (born 1984), American singer, dancer, actress, songwriter, fashion designer, former member of the group ''
Danity Kane
Danity Kane is an American music group whose most recent line-up consisted of Aubrey O'Day, Dawn Richard, and Shannon Bex. The group originally had five members, but D. Woods, Wanita "D. Woods" Woodgett left the group in 2008, and Aundrea Fimbre ...
''
*
Caroline Love Goodwin O'Day (1875–1943), American politician
*
Constance O'Day-Flannery, an American author of romance novels
*
Daniel O'Day, one of northwestern Pennsylvania's earliest independent refiners to be brought into John D. Rockefeller's Standard Oil Company
*Daniel O'Day, Chairman and Chief Executive Officer, ''
Gilead Sciences
Gilead Sciences, Inc. () is an American biopharmaceutical company headquartered in Foster City, California, that focuses on researching and developing antiviral drugs used in the treatment of HIV/AIDS, hepatitis B, hepatitis C, influenza, and CO ...
''
*
Darren O'Day (born 1982), Major League Baseball relief pitcher for the Atlanta Braves. Real last name Odachowski, not Irish.
*
George O'Day (1923–1987), American sailor, Olympic champion and boat designer
*
Hank O'Day (1859–1935), American right-handed pitcher, umpire and manager in Major League Baseball
*
Jeremy O'Day (born 1974), offensive lineman for the Saskatchewan Roughriders of the Canadian Football League
*
John O'Day (various people)
*
Marcus O'Day (1897–1961), American physicist
*
Molly O'Day (1911–1998), American film actress
*
Molly O'Day (singer) (1923–1987), American country music vocalist in the late 1940s
*
Nell O'Day (1909–1989), accomplished equestrian and B-movie actress of the 1930s and 1940s
*
Pat O'Day
Paul W. Berg (September 24, 1934 – August 4, 2020), known professionally as Pat O'Day, was an American broadcaster and concert promoter in the Pacific Northwest. O'Day was the afternoon drive personality at Seattle's KJR (AM), KJR 950 radio sta ...
(born 1934), Pacific Northwest broadcaster and promoter
See also
*
Break O'Day Council, a Local Government Area of Tasmania, encompassing the northern part of the states east coast
*
Javits-Wagner-O'Day Act or JWOD, 41 U.S.C. § 46 et seq
*
O'Day Corp., a U.S. sailboat builder of the following sailboats:
**
O'Day 23
**
O'Day 25
**
O'Day 28
**
O'Day 30
**
O'Day Day Sailer
**
O'Day Mariner, a long sailboat based upon the hull of the Rhodes 19
*
O'Day (crater), a prominent lunar impact crater that is located on the far side of the Moon
*
O'Dea
O'Dea ( ; , formerly ), is an Irish surname derived from ', the name of a tenth-century clan chieftain. According to historian C. Thomas Cairney, the O'Deas were one of the chiefly families of the Dal gCais or Dalcassians who were a tribe of ...
, Irish surname from which O'Day is derived
*
Peep o' Day Boys, a Protestant secret association in 18th century Ireland, a precursor of the Orange Order
References
{{DEFAULTSORT:Oday
Surnames of Irish origin
Anglicised Irish-language surnames