Definitions of Dennis:
- name: A male given name (very common: 1 in 240 males; popularity rank in the U.S.: #40)
- name: A surname (common: 1 in 3225 families; popularity rank in the U.S.: #355)
- name: A female given name (rare: 1 in 50000 females; popularity rank in the U.S.: #2401)