| Omar Guerra | |
| Fullname: | Omar Alfredo Guerra Castilla |
| Birth Date: | 11 May 1981 |
| Position: | Midfielder |
| Years1: | 1999–2003 |
| Clubs1: | Millonarios |
| Caps1: | 79 |
| Goals1: | 12 |
| Years2: | 2004 |
| Clubs2: | → Deportivo Pereira (loan) |
| Caps2: | 11 |
| Goals2: | 1 |
| Years3: | 2005 |
| Clubs3: | → Aucas (loan) |
| Caps3: | 24 |
| Goals3: | 17 |
| Years4: | 2006 |
| Clubs4: | → Deportivo Cuenca (loan) |
| Caps4: | 26 |
| Goals4: | 8 |
| Years5: | 2007 |
| Clubs5: | → Deportivo Quito (loan) |
| Caps5: | 17 |
| Goals5: | 6 |
| Years6: | 2009 |
| Clubs6: | Técnico Universitario |
| Caps6: | 30 |
| Goals6: | 16 |
| Years7: | 2010 |
| Clubs7: | Universidad Católica |
| Caps7: | 36 |
| Goals7: | 12 |
| Years8: | 2011 |
| Clubs8: | Deportivo Cuenca |
| Caps8: | 15 |
| Goals8: | 0 |
| Years9: | 2011– |
| Clubs9: | Santiago Morning |
| Caps9: | 1 |
| Goals9: | 0 |
| Years10: | 2012–2013 |
| Clubs10: | Macará |
| Caps10: | 70 |
| Goals10: | 12 |
| Years11: | 2014 |
| Clubs11: | Olimpia |
| Caps11: | 38 |
| Goals11: | 8 |
| Years12: | 2015 |
| Clubs12: | Uniautónoma |
| Caps12: | 23 |
| Goals12: | 1 |
| Pcupdate: | 13 December 2015 |
Omar Alfredo Guerra Castilla (born May 11, 1981) is a Colombian football midfielder.
Guerra began his professional playing career with Millonarios, scoring a goal on his debut, during the second half of 1999. Beginning in 2005, Guerra played for Aucas, Deportivo Cuenca and Deportivo Quito in Serie A de Ecuador, scoring 31 goals in three seasons.[1]
In 2008, he returned to Millonarios for a brief spell, but has since returned to Ecuador to pay for Técnico Universitario from Ambato.