Horrigan is a surname. Notable people with the surname include:
- Alfred F. Horrigan (1914–2005), American academic and university founder
- Bryan Horrigan (born 1962), Australian legal academic
- Darren Horrigan (born 1983), English footballer
- Jack Horrigan (1925–1973), American sportswriter
- Liam Horrigan, Irish rugby league player
- Frank Horrigan, United States Secret Service special agent
See also
edit- 6176 Horrigan, a main-belt asteroid