Michael Collins or Mike Collins most commonly refers to:
It may also refer to:
- Michael Collins (English actor) (1922–1979), English television actor
- Michael Collins (American author) (a.k.a. Dennis Lynds, 1924–2005), American mystery writer
- Michael Collins (writer and broadcaster) (born 1961), British author, journalist and television presenter
- Mike Collins (comics) (born 1961), British-born American comic book artist
- Michael Collins (Irish author) (born 1964), Irish novelist
- Mick Collins (born 1965), American musician
- Michael Knost (a.k.a. Michael Earl Collins, born 1967), American horror fiction writer
- Michael Collins (Irish actor) (fl. 1995–2015), Irish actor
- Deathlok (a.k.a. Michael Collins), Marvel comics character
- Michael Collins (clarinetist), British clarinetist
Other sports
- Mike Collins (American football) (born 1960), American college football coach at the University of Louisiana
- Michael Collins, discus thrower at the 1908 Summer Olympics
- Mike Collins (Australian footballer, born 1939), Australian rules VFL footballer for Melbourne in the 1960s
- Mike Collins (Australian footballer, born 1953), Australian rules VFL footballer for Melbourne in the 1970s
- Michael Collins (baseball) (born 1984), Australian baseball player
- Michael Collins (boxer) (fl. 1980s), American boxer
- Michael Collins (cricketer) (born 1958), South African cricketer
- Michael Collins (hurler) (1940–2009), Irish hurler
- Mike Collins (ice hockey) (born 1990), American ice hockey player
- Michael Collins (referee), Gaelic football referee
- Mike Collins (tennis), British tennis player