Peter Benton, M.D. is a fictional character from the NBC medical drama series ER, portrayed by actor Eriq La Salle, appearing as a primary character from the pilot episode until part way through the eighth season.

ER is an American medical drama television series created by Michael Crichton that aired on NBC from September 19, 1994, to April 2, 2009, with a total of 331 episodes spanning 15 seasons. It was produced by Constant c Productions and Amblin Television, in association with Warner Bros. Television. ER follows the inner life of the emergency room (ER) of Cook County General Hospital in Chicago, and various critical issues faced by the department's physicians and staff.