Cleveland Browns Offensive Rookie of the Year winners
1 player won the Offensive Rookie of the Year in a season with the Cleveland Browns. It is Jim Brown (1957).
A winner counts for a club when he played for it in the season he won, the Immaculate Grid's rule. Award lists from Wikipedia. Seasons are on file in full from 1993; before that only some of the stars are, so an older name can be missing.