Mark Kelly (disambiguation)
Mark Kelly is an American astronaut, naval officer, and U.S. senator from Arizona.
Mark Kelly or Mark Kelley may also refer to:
- Mark Kelley, Canadian journalist
- Mark Kelley (bassist), American bass player for The Roots
- Mark Kelly (Australian general), Australian soldier
- Mark Kelly (footballer, born 1966), English association football player
- Mark Kelly (footballer, born 1969), English-born Irish association football player
- Mark Kelly (hurler), Irish hurler
- Mark Kelly (keyboardist), Irish-British musician of the band Marillion
- Mark D. Kelly, American air force officer
- Mark Kelly, American bass guitarist of Petra (band)