Michael or Mike Gallagher may refer to:
- Michael Gallagher (academic), British political scientist at Trinity College, Dublin, inventor of the Gallagher Index
- Michael Gallagher (anthropologist), Australian anthropologist
- Michael Gallagher (bishop) (1866–1937), American bishop
- Michael Gallagher (British politician) (born 1934), British MEP 1979–1984
- Michael Gallagher (cyclist) (born 1978), Australian Paralympic cyclist
- Michael Gallagher (footballer) (born 1966), Australian rules footballer
- Michael Gallagher (Isis guitarist), ex-guitarist of the American band Isis
- Michael Gallagher (journalist) (born 1958), American journalist
- Michael Gallagher (postman), Irish amateur weather forecaster
- Michael Gallagher (translator) (born 1930), American translator of Japanese literature
- Michael Gallagher (US politician) (appointed 2003), American presidential adviser
- Michael Gallagher (writer), comic book and satire writer
- Michael B. Gallagher (born 1945), American painter
- Michael C. Gallagher (born 1943), American academic administrator
- Michael R. Gallagher (retired 2004), American chief executive
- Mick Gallagher (born 1945), British keyboardist
- Mike Gallagher (born 1960), American radio talk show host
- Michael Gallagher, character in Absence of Malice
Famous quotes containing the word michael:
“Hey, cut the crap! The Pope, the Holy Father himself, has this very day blessed Michael Corleone. You think you know better than the Pope?”
—Mario Puzo, U.S. author, screenwriter, and Francis Ford Coppola, U.S. director, screenwriter. Dominic (Don Novello)