| Saint-Lanne | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Lanne (65).svg |
| Arrondissement: | Tarbes |
| Canton: | Val d'Adour-Rustan-Madiranais |
| Insee: | 65387 |
| Postal Code: | 65700 |
| Mayor: | Sandrine Santacreu[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.5942°N -0.0603°W |
| Elevation M: | 172 |
| Elevation Min M: | 118 |
| Elevation Max M: | 243 |
| Area Km2: | 13.1 |
Saint-Lanne (in French pronounced as /sɛ̃ lan/; Occitan (post 1500);: Senlana) is a commune in the Hautes-Pyrénées department in south-western France.