Clark Jarnagin
William Clark Jarnagin was an American football and basketball coach. He served as the interim head football coach at Hardin–Simmons University during the 1943 [Sun Bowl]. Jarnigan was the head football coach at West Texas State University—now known as West [Texas A&M University]—from 1958 to 1959. He was also the head basketball coach at Hardin–Simmons during the 1942–43 season.