Namesakes
Jack Dempsey
(m) 1895-1983 
Notable Athletes (boxing)
Michael Dempsey
(m) 1958-
Rock and Roll Hall-of-Famers 2019 The Cure
Patrick Dempsey
(m) 1966-
Notable Actors and Entertainers (actor)
Nick Dempsey
(m) 1980-
Olympic Medalists 2004; 2012 sailing (bronze/silver)
Clint Dempsey
(m) 1983-
Notable Athletes (soccer)
James Dempsey
(m)
Fictional Characters from Television 1985 Dempsey and Makepeace
Zach Dempsey
(m)
Fictional Characters from Books 2007 Thirteen Reasons Why
Fictional Characters from Television 2017 13 Reasons Why