| Garein | |
| Commune Status: | Commune |
| Arrondissement: | Mont-de-Marsan |
| Canton: | Haute Lande Armagnac |
| Insee: | 40105 |
| Postal Code: | 40420 |
| Mayor: | Philippe Sartre[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.0475°N -0.6503°W |
| Elevation M: | 36 |
| Elevation Min M: | 65 |
| Elevation Max M: | 106 |
| Area Km2: | 57.1 |
Garein (pronounced as /fr/; oc|Garenh) is a commune in the Landes department in Nouvelle-Aquitaine in southwestern France.[2]