The 1971 Oklahoma Sooners football team represented the University of Oklahoma in the 1971 NCAA University Division football season. Oklahoma was a member of the Big Eight Conference 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 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.