Namesakes
Fictional Characters from Books:
1 character
Mike Hammer 1947; 1950 I, the Jury; My Gun Is Quick 
Fictional Characters from Television:
1 character
Sledge Hammer 1986 Sledge Hammer!
Notable Actors and Actresses:
1 actor
Armie Hammer 1986-
Notable Musicians:
1 musician
Jan Hammer 1948- jazz, pop
Olympic Medalists:
1 silver
(silver) Sarah Hammer 2012 cycling - track
Swiss Presidents:
1 president
Bernhard Hammer 1879; 1888-1889