Robert Lee Kroll (born June 9, 1950) is an American former professional football player who was a cornerback for one season with the Green Bay Packers of the National Football League (NFL) in 1972. Kroll played college football for the Northern Michigan Wildcats.
While playing football at Northern Michigan University in 1971, Kroll tied the NCAA single-season Division I interception record of 13 and was named an All-American. He now resides in Florida.