| Carlos Castro | |
| Fullname: | Carlos Ernesto Castro |
| Birth Date: | 24 September 1978 |
| Birth Place: | Quito, Ecuador |
| Years1: | 1999–2003 |
| Years2: | 2004–2007 |
| Years3: | 2008–2009 |
| Years4: | 2010 |
| Years5: | 2011–2012 |
| Years6: | 2013 |
| Years7: | 2014 |
| Clubs5: | Deportivo Cuenca |
| Clubs6: | Deportivo Quevedo |
| Clubs7: | FC UIDE |
| Caps1: | 161 |
| Caps2: | 135 |
| Caps3: | 52 |
| Caps4: | 32 |
| Caps5: | 71 |
| Caps6: | 25 |
| Goals1: | 2 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 2 |
| Goals5: | 3 |
| Goals6: | 2 |
| Nationalyears1: | 2005–2008 |
| Nationalcaps1: | 9 |
| Nationalgoals1: | 0 |
Carlos Ernesto Castro (born 24 September 1978) is a retired Ecuadorian international defender.
Castro played his final season for Club Deportivo Quevedo in the Campeonato Ecuatoriano de Fútbol.