Harrigan (surname)
Harrigan is a surname. Notable people with the surname include:
- Bill Harrigan, Australian rugby league football referee
- David Xavier Harrigan, singer, actor, and painter known as Tomata du Plenty
- Duncan Harrigan, Scottish footballer
- Edward Harrigan, American playwright, lyricist, actor and theater owner
- John Harrigan, actor, writer and filmmaker
- Matt Harrigan, American actor, producer, and writer
- Nedda Harrigan, American actress, daughter of Edward Harrigan
- Tahesia Harrigan, British Virgin Islands sprinter
- William Harrigan, American actor, son of Edward Harrigan
- Michael Harrigan, police detective from Predator 2; he is played by Danny Glover
