Don R. Todd was the Defensive Line Coach and Defensive Coordinator for the University of Houston from 1972 to 1985. He led the Cougars' "Mad Dog" defense to 4 top ten national ratings, while tutoring such talents as Lombardi Award winner, Wilson Whitley and Kodak All Americans Hosea Taylor, Leonard Mitchell and Guy Brown. His defenses were instrumental in the Cougars' achieving national rankings, as well as victories over both Maryland and Nebraska in the Cotton Bowl Classic.

A native of West Texas, Todd played his college ball for the legendary Sammy Baugh at Hardin-Simmons University in Abilene, Texas, where he excelled on both sides of the line.

Coach Don Todd is not to be confused with Don Todd[1], the professional poker player.