| Colebra | |
| Native Name: | Bago-alas |
| Map: | Philippines |
| Map Relief: | yes |
| Coordinates: | 11.3536°N 123.2261°W |
| Archipelago: | Concepcion Islands |
| Waterbody: | Visayan Sea |
| Elevation Ft: | 116 |
| Elevation Footnotes: | [1] |
| Country: | Philippines |
| Country Admin Divisions Title: | Region |
| Country Admin Divisions: | Western Visayas |
| Country Admin Divisions Title 1: | Province |
| Country Admin Divisions 1: | Iloilo |
| Country Admin Divisions Title 2: | Municipality |
| Country Admin Divisions 2: | Concepcion |
Colebra (variously Bago-alas or Culebra Islet) is an island in northeastern Iloilo, Philippines. It is part of the municipality of Concepcion.
Colebra Island is east of Panay Island in the Visayan Sea. Part of the Concepcion Islands, Colebra is the northernmost point of Concepcion, and only 2miles south of Magalumbi Island, which is part of Batad.