Pat O'Brien
Pat O'Brien is the name of the following people:
- Pat O'Brien (politician, 1847) (1847-1917) Irish politician
- Pat O'Brien (actor) (1899–1983), American actor
- Pat O'Brien (politician) (born 1948), Canadian politician
- Pat O'Brien (presenter) (born 1948), American sports commentator and television presenter
- Pat O'Brien (guitarist) (born 1965), American rock guitarist
See also: