Michael Leahy may refer to:Michael Leahy (author), American writer Michael Leahy (politician) (1932–2007), Irish politician Michael P. T. Leahy (1934–2007), English philosopher Michael Leahy, General Secretary of the British Trade Union Community Mick Leahy (explorer) (1901–1979), Australian explorer Mick Leahy (boxer) (1935–2010), Irish/British boxer Mick Leahy (hurler) (1886–1950), Irish hurler Mike Leahy, British virologist and TV presenter Mick Leahy (footballer), Irish footballer Mick Leahy (1935–2023), Irish rugby union player