| Labescau | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Labescau (Gironde).svg |
| Arrondissement: | Langon |
| Canton: | Le Sud-Gironde |
| Insee: | 33212 |
| Postal Code: | 33690 |
| Mayor: | Denis Espagnet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bazadais |
| Coordinates: | 44.4517°N -0.0875°W |
| Elevation M: | 135 |
| Elevation Min M: | 63 |
| Elevation Max M: | 141 |
| Area Km2: | 5.99 |
Labescau (pronounced as /fr/; oc|L'Abescau) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.