| Larrau | |
| Native Name: | Larraine |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Larrau (Pyrénées-Atlantiques).svg |
| Arrondissement: | Oloron-Sainte-Marie |
| Canton: | Montagne Basque |
| Insee: | 64316 |
| Postal Code: | 64560 |
| Mayor: | Jean-Dominique Iriart[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Pays Basque |
| Coordinates: | 43.0197°N -0.9544°W |
| Elevation M: | 506 |
| Elevation Min M: | 319 |
| Elevation Max M: | 2022 |
| Area Km2: | 126.80 |
Larrau (in French pronounced as /laʁo/; Basque: Larraine)[2] is a commune in the Pyrénées-Atlantiques department in south-western France.
It is located in the former province of Soule.[2]