Garrigan may refer to:
Alison Garrigan (born 1958), American singer Jacques Garrigan (1725–?), French bookseller Jim Garrigan (1905–1971), Australian politician Liam Garrigan (born 1981), English actor Mike Garrigan, lead singer of the American band Collapsis Philip Joseph Garrigan (1840–1919), American Roman Catholic bishop Steve Garrigan, lead singer of the Irish band Kodaline Anthony Garrigan, (born 1965), Software Developer
Fictional characters Nicholas Garrigan, character in The Last King of Scotland