Namesakes
Dennis O'Keefe
(m) 1908-1968 
Notable Actors and Entertainers (actor)
Jodi Lyn O'Keefe
(f) 1978-
Notable Actors and Entertainers (actor)
John O'Keefe
(m) 1939-
Nobel Prize Winners 2014 (medicine)
Michael O'Keefe
(m) 1955-
Notable Actors and Entertainers (actor)