O'Leary

O'Leary is the surname of the following persons:

Ciaran O'Leary (born 1973 ), Irish poker player
Cornelius O'Leary (1927-2006), Irish historian and political scientist
Daniel Florence O'Leary (1800-1854), British diplomat
David O'Leary ( bishop) ( 1880-1958 ), South African religious cleric
David O'Leary ( football player) (born 1958 ), Irish football player and coach
De Lacy O'Leary (1872-1957), a British Arabist and semitist
Denis O'Leary (1863-1943), American politician
Hazel R. O'Leary ( born 1937 ), American politician
James A. O'Leary (1889-1944), American politician
Matt O'Leary (* 1987), American actor
Michael O'Leary ( politician ) ( 1936-2006 ), Irish politician
Michael O'Leary (actor) (born 1958 ), American actor
Michael O'Leary (businessman ) ( born 1961 ), Irish businessman and aviation manager
Peter O'Leary (born 1972 ), New Zealand football referee
Tomás O'Leary ( b. 1983 ), Irish rugby player
William O'Leary ( born 1957 ), American actor