| Les DeVall | |
| Birth Date: | 2 May 1919 |
| Birth Place: | Ellisville, Mississippi, U.S. |
| Death Place: | Lake Charles, Louisiana, U.S. |
| Player Sport1: | Football |
| Player Years2: | 1940–1941 |
| Player Team2: | Mississippi Southern |
| Player Positions: | Blocking back |
| Coach Sport1: | Football |
| Coach Years2: | 1945–1953 |
| Coach Team2: | Hinds |
| Coach Years3: | 1954–1955 |
| Coach Team3: | William Carey |
| Coach Years4: | 1956 |
| Coach Team4: | Louisiana College |
| Coach Years5: | 1957–1965 |
| Coach Team5: | McNeese State |
| Coach Sport6: | Baseball |
| Coach Years7: | 1955 |
| Coach Team7: | William Carey |
| Overall Record: | 75–32–2 (college football) 6–2 (college baseball) 84–13–2 (junior college football) |
| Bowl Record: | 1–0 |
| Championships: | Football 4 GSC (1957, 1961, 1963, 1965) |
| Awards: | Football 3× GSC Coach of the Year (1957, 1961, 1963) |
Leslie Coombs DeVall Jr. (May 2, 1919 – August 27, 2008) was an American football player and coach.
He played college football at the University of Southern Mississippi in 1940 and 1941 as a blocking back.[1]
DeVall began his coaching career as the head football coach at Hinds Community College in Raymond, Mississippi and served as the head coach at William Carey University during the only two years (1954 and 1955) that the school offered football. He also served as William Carey's baseball coach for one season.[2] DeVall was the head football coach at Louisiana College in Alexandria, Louisiana for one season before serving in the same role for nine seasons at McNeese State University.[3]
DeVall died away in 2008.[4]