Definitions of martin:
- noun: any of various swallows with squarish or slightly forked tail and long pointed wings; migrate around Martinmas
- noun: United States singer (1917-1995)
- noun: United States actress (1913-1990)
- noun: United States actor and comedian (born in 1945)
- noun: French bishop who is a patron saint of France (died in 397)
- name: A surname (very common: 1 in 366 families; popularity rank in the U.S.: #16)
- name: A male given name (very common: 1 in 462 males; popularity rank in the U.S.: #85)
- name: A female given name (rare: 1 in 50000 females; popularity rank in the U.S.: #3021)