John O'Leary may refer to:
Arts and entertainment
- John O'Leary (journalist), editor of the Times Higher Education Supplement
- John O'Leary (actor), (1926–2019), American actor in My Chauffeur
- John O'Leary (blues harmonica artist), British blues harmonica player, originally with the band Savoy Brown
Government and politics
- John O'Leary (ambassador) (1947–2005), U.S. ambassador to Chile
- John O'Leary (Fenian) (1830–1907), Irish nationalist who was imprisoned in England
- John O'Leary (Kerry politician) (1933–2015), Irish Fianna Fáil party politician and TD for Kerry South
- John O'Leary (Wexford politician) (1894–1959), Irish Labour party politician and TD for Wexford
- John F. O'Leary (1926–1987), U.S. head of Federal Energy Administration
Sports
- John O'Leary (Canadian football) (born 1954), Canadian football running back
- John O'Leary (Gaelic footballer) (born 1961), Irish Gaelic footballer
- John O'Leary (golfer) (1949–2020), Irish golfer
- John O'Leary (sport shooter) (1880–?), British Olympic sport shooter
- Jack O'Leary (c. 1929–1983), American football and basketball coach, college athletics administrator
See also
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: