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:
“I wonder if it’s ethical to watch a man with binoculars and a long-focus lens? D’ya suppose it’s ethical even if you prove that he didn’t commit a crime? I’m not much on rear window ethics.”
—John Michael Hayes (b. 1919)