Pat O'Keeffe (1883–1960) was a British professional boxer who twice held the British middleweight title. Born in Bromley-by-Bow to Irish parents, he turned professional in 1902 and won the middleweight championship of England in 1906. Between 1907 and 1910, he fought across the United States and Australia, drawing with Billy Papke in Philadelphia and touring with the world heavyweight champion Tommy Burns, whom he seconded against Jack Johnson. In 1914, O'Keeffe challenged Georges Carpentier in