Namesakes
Laurence O'Toole
(m) 1125-1180 
Saints
Peter O'Toole
(m) 1932-2013
Notable Actors and Entertainers (actor)
Annette O'Toole
(f) 1952-
Notable Actors and Entertainers (actor)
Maureen O'Toole
(f) 1961-
Olympic Medalists 2000 water polo (silver)