| Marlon Smith | |
| Current Team: | Free agent |
| Position: | Defensive lineman |
| Birth Date: | 9 September 1989 |
| Birth Place: | San Antonio, Texas |
| Height Ft: | 6 |
| Height In: | 6 |
| Weight Lbs: | 245 |
| High School: | San Antonio (TX) Wagner |
| College: | UTSA |
| Pastteams: | |
Marlon Smith (born September 9, 1989) is an American gridiron football defensive lineman who is currently a free agent. He played for three seasons in the Canadian Football League (CFL) for the Ottawa RedBlacks from 2014–2016.