Calkins is a surname. Notable people with the surname include:
Blaine Calkins, Conservative Member of Parliament in the Canadian House of CommonsBlean Calkins, sports radio broadcasterBuzz Calkins, former Indy Racing League driverDick Calkins or Lt. Dick Calkins, comic strip artistEarnest Elmo Calkins, American advertising executiveGeorge H. Calkins, American physician and politicianHomer D. Calkins, American environmentalistHugh Calkins, member of the Harvard Corporation from 1969 to 1984Irving Calkins, American sport shooterL. A. Calkins, American actressMary Whiton Calkins, American philosopher and psychologistMichelle Calkins, Canadian synchronized swimmer and coachWilliam H. Calkins, U.S. Representative from Indiana