| Carlos Contreras | |
| Fullname: | Carlos Raúl Contreras Guillén |
| Birth Date: | 7 October 1938 |
| Birth Place: | Santiago, Chile |
| Death Place: | Puente Alto, Chile |
| Height: | 180 cm |
| Position: | Defender |
| Years1: | 1958–1969 |
| Clubs1: | Universidad de Chile |
| Caps1: | 189 |
| Goals1: | 2 |
| Years2: | 1970–1971 |
| Caps2: | 45 |
| Goals2: | 3 |
| Years3: | 1972–1973 |
| Nationalyears1: | 1959–1966 |
| Nationalteam1: | Chile |
| Nationalcaps1: | 30 |
| Nationalgoals1: | 0 |
| Manageryears1: | 1975–1976 |
| Managerclubs1: | Deportes Aviación |
| Manageryears2: | 1978 |
| Managerclubs2: | Rangers de Talca |
| Manageryears3: | 1980–1981 |
| Managerclubs3: | Unión La Calera |
| Manageryears4: | 1983 |
| Managerclubs4: | Curicó Unido |
| Manageryears5: | 1984 |
| Managerclubs5: | Santiago Morning |
Carlos Raúl Contreras Guillén (7 October 1938 – 17 April 2020)[1] was a Chilean football defender who played for Chile in the 1962 FIFA World Cup.[2] He also played for Club Universidad de Chile.