John O'Leary
John O'Leary may refer to:
- John O'Leary (Fenian) (1830–1907), Irish nationalist who was imprisoned in England
- John O'Leary (Kerry politician) (born 1933), former Irish Fianna Fáil party politician and TD for Kerry South
- John O'Leary (Wexford politician) (1894–1959), former Irish Labour party politician and TD for Wexford
- John O'Leary (ambassador) (1947–2005), former U.S. ambassador to Chile
- John F. O'Leary (1926–1987), former U.S. head of Federal Energy Administration
- John O'Leary (journalist), editor of the Times Higher Education Supplement
- John O'Leary (Gaelic footballer) (born 1961), Irish Gaelic footballer
- John O'Leary (blues harmonica artist), British blues harmonica player, originally with the band Savoy Brown
- John O'Leary (golfer) (born 1949), Irish Ryder Cup golfer
- John O'Leary (actor), (born 1926), actor in Demon Seed, The Last Starfighter and My Chauffeur
- John O'Leary (sport shooter) (born 1880), British Olympic sport shooter
See also
This disambiguation page lists articles about people with the same name.
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