Definitions of Harrison:
- noun: 9th President of the United States; caught pneumonia during his inauguration and died shortly after (1773-1841)
- noun: 23rd President of the United States (1833-1901)
- noun: English rock star; lead guitarist of the Beatles (1943-2001)
- noun: English actor on stage and in films (1908-1990)
- name: A surname (common: 1 in 1315 families; popularity rank in the U.S.: #115)
- name: A male given name (rare: 1 in 7142 males; popularity rank in the U.S.: #568)