1981 All-Big Ten Conference football team

The 1981 All-Big Ten Conference football team consists of American football players chosen by various organizations for All-Big Ten Conference teams for the 1981 college football season. Two players were unanimous first-team selections by the Associated Press (AP) media panel: Butch Woolfolk of Michigan Michigan and Tim Krumrie of Wisconsin. Three players missed being unanimous AP selections by one vote Anthony Carter of Michigan and Reggie Roby and Andre Tippett of Iowa.

Bold = Selected as a first-team player by both the media (AP) and coaches (UPI)

AP = Associated Press, selected by the AP's media panel

UPI = United Press International, selected by the Big Ten Conference coaches