Mortimer (given name)
Mortimer is a masculine given name which may refer to:
- Mortimer J. Adler, American philosopher, educator and author
- Mortimer Caplin, American lawyer and educator
- Mortimer Cleveland, American architect
- Mortimer Collins, English poet and novelist
- Mortimer Davis, Canadian businessman and philanthropist
- Mortimer Durand, British diplomat and civil servant in British India
- Mortimer Fitzland Elliott, American politician
- Mortimer Hogan, American Major League Baseball outfielder
- Mortimer von Kessel, German World War II general
- Mort Leav, American comic book and advertising artist
- Mortimer Dormer Leggett, American lawyer, school administrator, professor and Union Army major general during the American Civil War
- Mortimer Lewis, English architect and surveyor; Colonial Architect in New South Wales
- Mortimer von Maltzan, Prussian diplomat and Foreign Minister
- Mortimer Menpes, Australian-born artist, author, printmaker and illustrator
- Mortimer M. Miller, American politician and writer
- Mortimer Mishkin, American neuropsychologist
- Mortimer L. Neinken, American stamp collector
- Mortimer Planno, drummer and Rastafari elder best known as the Rasta teacher of Bob Marley
- Mortimer R. Proctor, American politician, 66th governor of Vermont
- Mortimer Sackler, American physician, entrepreneur and philanthropist
- Mortimer L. Schiff, American banker and Boy Scouts of America leader
- Mortimer Singer, Anglo-American landowner, philanthropist, sportsman and early pilot
- Mortimer Thomson, American journalist and humorist
- Mortimer Tollemache, English cricketer
- Mort Weisinger, American magazine and comic book editor
- Mortimer Wheeler, British archaeologist
- Mortimer Wilson, American composer of classical music
- Mortimer Zuckerman, Canadian-born American businessman