Top 10 football-basketball coach duos in college: 1. Mack Brown & Roy Williams Posted Mar 6, 2019 Mack Brown and Roy Williams are the third pair on this list that can claim a national championship. Brown came out of retirement to return to the Tar Heels this offseason. He was head coach at North Carolina from 1988-97 before leaving for the Texas Longhorns. Williams has won over 77 percent of his games and 3 national titles during 16 seasons in Chapel Hill. (247 Sports)