Michael O'Connell
Michael O'Connell may refer to:
- Michael O'Connell (artist), English modernist artist
- Michael O'Connell (footballer), former Australian rules footballer
- Michael O'Connell (politician), Irish Labour Party politician and Lord Mayor of Cork
- Michael O'Connell (botanist), professor of botany, National University of Ireland, Galway
- Michael F. O'Connell, Wisconsin politician
- Mike O'Connell, former professional ice hockey player and general manager
- Mick O'Connell, former Irish Gaelic footballer
- Mick O'Connell (hurler), Irish hurler in the 1920s and 1930s