The 1971 Oklahoma Sooners football team represented the University of Oklahoma in the college football 1971 NCAA University Division season. Oklahoma Sooners football participated in the former Big Eight Conference at that time and played its home games in Oklahoma Memorial Stadium where it has played its home games since 1923. The team posted an 11–1 and 6–1 conference record to under head coach Chuck Fairbanks. The Sooners finished the season ranked #2, losing only once, 35–31 to eventual national champion Nebraska in the 1971 Nebraska vs. Oklahoma football game, which has become known as Game of the Century.