Harrigan is a surname of Irish origin, an Anglicized form of the Gailge patronym Ò hArragaìn, which is itself a variant of Ò hAnradhaìn. Notable people with the surname include:
Abi Harrigan (born 2002), Australian freestyle skier Anthony Hart Harrigan (1925–2010), American journalist and conservative Bill Harrigan (born 1960), Australian rugby league football referee Claire Harrigan (born 1964), Scottish artist Dan Harrigan (born 1955), American swimmer David Xavier Harrigan (1948–2000), singer, actor, and painter known as Tomata du Plenty Duncan Harrigan (1921–2005), Scottish footballer Edward Harrigan (1845–1911), American playwright, lyricist, actor and theater owner Frank Harrigan (1904–1969), American basketballer Henry J. Harrigan (1873–1940), American firefighter John Harrigan (fl. 1990s), actor, writer and filmmaker Lanville Harrigan (born 1967), Anguillan cricketer Lori Harrigan (born 1970), American softball player Matt Harrigan (born 1969), American actor, producer, and writer Mikiah Herbert Harrigan (born 1998), British professional basketball Nedda Harrigan (1899–1989), American actress, daughter of Edward Harrigan Pat Harrigan (born 1987), American politician in North Carolina Stephen Harrigan (born 1948), American journalist Steve Harrigan, American journalist Tahesia Harrigan (born 1982), British Virgin Islands sprinter Thomas M. Harrigan, American counter-narcotics official Veronica Harrigan, Canadian rugby union player William Harrigan (1893–1966), American actor, son of Edward Harrigan
Fictional characters Barry Harrigan, from Harrigan (film) "Big John" Harrigan, from L.I.E. Hop Harrigan, comic book character James Harrigan Sr and James Harrigan Jr, from Harrigan and Son Mike Harrigan, from Predator 2
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