O'Brian

O'Brian is an Irish surname and may refer to:

Forename

 * O'Brian White (born 1985), Jamaican footballer
 * O'Brian Woodbine (born 1988), Jamaican footballer

Surname

 * Conor O'Brian (born 1980), a ring name of American professional wrestler Ryan Parmeter
 * Hugh O'Brian (1925–2016), stage name of American actor Hugh Krampe
 * Jack O'Brian (1914–2000), columnist and supporter of Joseph McCarthy
 * Katy O'Brian (born 1989), American actress
 * Michael John O'Brian (1928–2002), Pakistan Air Force air vice-marshal
 * Patrick O'Brian (1914–2000), pen name of British novelist and translator Richard Russ
 * Peter O'Brian (actor) (born 1956), New Zealand/Indonesian actor
 * Peter O'Brian (film producer) (born 1947), Canadian film producer

Fictional people named O'Brian

 * Chloe O'Brian, a character in the American TV series 24
 * Morris O'Brian, a character in the American TV series 24