Mulligan (surname)
Mulligan is a surname originating from Ireland, coming from the Irish Ó Maolagain literally meaning "grandson of the bald man"
- Andy Mulligan, Irish rugby union international who captained Ireland and the British Lions
- Blackjack Mulligan, American professional wrestler and American football player
- Black Jack Mulligan (wrestler), British former professional wrestler
- Buck Mulligan, fictional character in James Joyce's novel Ulysses
- Carey Mulligan, British actress
- Charles Mulligan, American sculptor
- Cynthia Mulligan, Canadian television personality
- David Mulligan, New Zealand association football (soccer) player
- Eddie Mulligan, American baseball player
- Gary Mulligan, Irish association football (soccer) player
- Gerry Mulligan, American musician
- Colonel James A. Mulligan, American Civil War soldier
- James Venture Mulligan, Australian bushman and prospector
- Leith Mulligan, Australian sports journalist
- Marty Mulligan, Australian tennis player
- Mary Mulligan, Scottish politician
- Noel Mulligan, Australian rugby league footballer
- Richard Mulligan, American actor
- Richard Mulligan (footballer), New Zealand association football (soccer) player
- Robert Mulligan, American film director
- Rosemary Mulligan, American politician
- Terry David Mulligan, Canadian actor
- William Hughes Mulligan, American judge
- Mulligan's, a Dublin pub