Definitions of Nestor:
- noun: a genus of Psittacidae
- noun: (Greek mythology) a wise old counselor to the Greeks at Troy
- name: A male given name (rare: 1 in 11111 males; popularity rank in the U.S.: #706)
- name: A surname (rare: 1 in 33333 families; popularity rank in the U.S.: #4592)