| Position: | Defensive back |
| Number: | 41, 21 |
| Birth Date: | 9 December 1950 |
| Birth Place: | Compton, California, U.S. |
| Death Date: | March 20, 2023 |
| Height Ft: | 6 |
| Height In: | 1 |
| Weight Lbs: | 190 |
| High School: | Los Angeles (CA) Gardena |
| College: | California |
| Undraftedyear: | 1973 |
| Pastteams: | |
| Statlabel1: | Games played – started |
| Statvalue1: | 65 – 48 |
| Statlabel2: | Interceptions |
| Statvalue2: | 10 |
| Statlabel3: | Fumble recoveries |
| Statvalue3: | 6 |
Clarence Edward Duren (born December 9, 1950) is a former professional American football player who played defensive back for five seasons in the National Football League (NFL). He played for the St. Louis Cardinals from 1973 to 1976 and for the San Diego Chargers in 1977.[1]