Vincent O'Sullivan may refer to:
Vincent O'Sullivan (American writer) (1868–1940), American-born short story writer, poet and critic Vincent O'Sullivan (New Zealand writer) (1937–2024), New Zealand poet, short story writer, novelist, playwright, critic and editor Vince O'Sullivan (born 1957), racewalker
See also Vin Sullivan (1911–1999), American comic book editor, artist and publisher Vinny Sullivan (born 1981), Irish footballer