The 2015 Oklahoma Sooners football team represented the University of Oklahoma in the 2015 NCAA Division I FBS football season, the 121st season of Sooner football. The team was led by two-time Walter Camp Coach of the Year Award winner, Bob Stoops, in his 17th season as head coach. They played their home games at Gaylord Family Oklahoma Memorial Stadium in Norman, Oklahoma. They were a charter member of the Big 12 Conference.
Conference play began on October 3, 2015 with a 44–24 win against West Virginia in Norman, Oklahoma and ended with a 58–23 win against Oklahoma State in Stillwater, Oklahoma on November 28, 2015. Oklahoma finished conference play with a 8–1 record winning their ninth Big 12 Championship, their first since 2012.
Oklahoma was selected as the 4th seed to play in the 2015 College Football playoff against 1st seed Clemson on December 31, 2015 in the Orange Bowl which they lost 17–37. Oklahoma finished the season with an 11–2 record.