| El Tranco de Beas Dam | |
| Location: | Hornos |
| Coords: | 38.1333°N -2.7833°W |
| Type: | reservoir |
| Inflow: | Guadalquivir |
| Pushpin Map: | Spain Andalusia |
| Basin Countries: | Spain |
| Date-Flooded: | 1948 |
| Area: | 1800ha |
| Volume: | 498hm3 |
| Elevation: | 670m (2,200feet) |
El Tranco de Beas Dam, also known as Pantano del Tranco is a reservoir across the high Guadalquivir[1] in the Sierra de Segura range, Andalusia, Spain.