Donald Jacob "Jake" Hager Jr. (born March 24, 1982) is an American professional wrestler, and former amateur wrestler, signed to WWE where he performs under the ring name Jack Swagger.Hager attended the University of Oklahoma as a two-sport athlete, participating in both football and wrestling. He switched to wrestling full-time in his sophomore year, and in 2006, set the record for most pins in a season with 30 as an All-American. Following a try-out, Hager signed a WWE contract in mid-2006.