| Lau-Balagnas | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lau-Balagnas (65).svg |
| Arrondissement: | Argelès-Gazost |
| Canton: | La Vallée des Gaves |
| Insee: | 65267 |
| Postal Code: | 65400 |
| Mayor: | Henri Bareilles[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pyrénées Vallées des Gaves |
| Coordinates: | 42.9967°N -0.0908°W |
| Elevation M: | 476 |
| Elevation Min M: | 419 |
| Elevation Max M: | 573 |
| Area Km2: | 2.9 |
Lau-Balagnas (pronounced as /fr/; oc|Laurs e Balanhans) is a commune in the Hautes-Pyrénées department in south-western France.