THC Science

Michael O'Connor may refer to:

Politicians[edit]

Michael O'Connor (Australian politician) (1865–1940), Australian politician
Michael O'Connor (Wisconsin politician) (1856–1925), Wisconsin state assemblyman
Michael J. O'Connor (politician) (1928–2018), American politician in the state of South Dakota
Michael P. O'Connor (politician) (1831–1881), U.S. representative

Michael O'Connor (baseball) (born 1980), Major League Baseball player
Michael O'Connor (Canadian football) (born 1996), Canadian football quarterback
Michael O'Connor (footballer, born 1960), Irish association footballer
Michael O'Connor (footballer, born 1987), Northern Irish footballer for Salford City and Northern Ireland
Michael O'Connor (footballer, born 1998), Irish association footballer
Michael O'Connor (hurler) (born 1930), Irish hurler
Michael O'Connor (rugby) (born 1960), Australian rugby union and rugby league player
Michael O'Connor (swimmer) (born 1984), from Bermuda
Michael O'Connor (water polo) (1900–1957), Irish water polo player

Michael O'Connor (American bishop) (1810–1872), Catholic bishop of Pittsburgh, U.S.A.
Michael O'Connor (Australian bishop) (1829–1883), Roman Catholic bishop of Ballarat
Michael O'Connor (costume designer) (born 1965), English costume designer
Michael O'Connor (priest) (born 1942), dean of Auckland
Michael O'Connor (union official), national secretary of the Australian Construction, Forestry, Maritime, Mining and Energy Union
Michael J. O'Connor (animator) (1938–1992), American animator for The Simpsons
Michael P. O'Connor (writer) (1896–1967), Irish doctor, writer and radio broadcaster
Michael Patrick O'Connor (1950–2007), American linguist
Michael O'Connor (centenarian) (1913–2022), Irish centenarian
Mike O'Connor (journalist) (1946–2013), American journalist and correspondent for Mexico