He was Dandy Don's favorite receiver, and All-American at SMU.
Selected by the Bears in the second round of the 1958 NFL draft, Dewveall played a year in the Canadian Football League (CFL) with the Winnipeg Blue Bombers in 1958 under head coach Bud Grant,[3] and they won the Grey Cup. He returned to the United States and played for the Bears for two seasons in 1959 and 1960.