Passmore is a surname. Notable people with the surname include:
Brian Passmore
Deborah Griscom Passmore (1840–1911), botanical illustrator for the U.S. Department of Agriculture
George Passmore, of the artists Gilbert and George
George Passmore (lacrosse)
John Passmore, philosopher
John Passmore (artist), artist
Matt Passmore (born 1973), Australian actor
Norman Passmore
Steve Passmore
Todd Passmore
Walter Passmore
William L. Passmore
William T. Passmore
William Passmore (boxer)
