| Arrayou-Lahitte | |
| Commune Status: | Commune |
| Arrondissement: | Argelès-Gazost |
| Canton: | Lourdes-2 |
| Insee: | 65247 |
| Postal Code: | 65100 |
| Mayor: | Valérie Lanne[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Tarbes-Lourdes-Pyrénées |
| Coordinates: | 43.0931°N 0.0414°W |
| Elevation M: | 396 |
| Elevation Min M: | 393 |
| Elevation Max M: | 699 |
| Area Km2: | 4.81 |
Arrayou-Lahitte (in French pronounced as /aʁaju la.it/; Occitan (post 1500);: Arrajon era Hita) is a commune in the Hautes-Pyrénées department in southwestern France.