Namesakes
Walter Hagen
(m) 1892-1969 
Notable Athletes (golf)
Oddbjørn Hagen
(m) 1908-1983
Olympic Medalists 1936 cross-country skiing; Nordic combined (silver/gold)
Uta Hagen
(f) 1919-2004
Notable Actors and Entertainers (actor)
Jean Hagen
(f) 1923-1977
Notable Actors and Entertainers (actor)
Nina Hagen
(f) 1955-
Notable Actors and Entertainers (actor)
Notable Musicians
John Hagen
(m)
Fictional Characters from Television 2002 CSI: Miami