Bob Heydenfeldt (born September 17, 1933) is a former American and Canadian football player.
Heydenfeldt played Tight end and Punter for coach Red Sanders at UCLA from 1952-1954. He was a member of the Bruins team that lost the 1954 Rose Bowl and was named that year's FWAA & UPI National Champions. He played professionally for the Edmonton Eskimos of the Western Interprovincial Football Union. Heydenfeldt returned to the U.S. after one season in Canada and joined the Air Force. He was stationed at Hamilton Air Force Base in Novato, California and played End for the base football team. He later opened a sporting goods store with former UCLA teammate Don Long.