Michael O'Leary may refer to:
- Michael John O'Leary (1890–1961), Irish-Canadian recipient of the Victoria Cross
- Michael O'Leary (politician) (1936–2006), Irish politician and leader of the Irish Labour Party, 1981–82
- Michael O'Leary (writer) (born 1950), New Zealand publisher, poet and novelist
- Michael O'Leary (actor) (born 1958), actor in the long-running American soap opera Guiding Light
- Michael O'Leary (businessman) (born 1961), CEO of low-cost Irish airline Ryanair
- Michael O'Leary (pioneer) (1858-1930), Australian pioneer
- Michael O'Leary, a character played by Humphrey Bogart in the 1939 film Dark Victory
Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: