James O'Sullivan may refer to:
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James O'Sullivan (bishop)
James O'Sullivan was an Irish 20th century Anglican bishop.
Born in 1834, he was educated at Trinity College, Dublin and ordained in 1858. He was Rector (ecclesiastical), Rector of Rahoon and then of St Nicholas, Galway. From 1888, he was Archd ...
(1834–1915), Irish Anglican bishop
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James O'Sullivan (defence storekeeper) (1855–1925), New Zealand Army Officer
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James O'Sullivan (politician) (1867–1921), member of the Queensland Legislative Assembly
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Jimmie O'Sullivan
James Michael O'Sullivan (5 February 1883 – 21 December 1960) was a New Zealand rugby union player. A loose forward, O'Sullivan represented at a provincial level, and was a member of the New Zealand national side, the All Blacks, from 1905 ...
(1883–1960), New Zealand rugby union player
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James O'Sullivan (academic) (born 1986), Irish writer, publisher, and academic
{{hndis, name=Osullivan, James