| Ossen | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Ossen (65).svg |
| Arrondissement: | Argelès-Gazost |
| Canton: | Lourdes-1 |
| Insee: | 65343 |
| Postal Code: | 65100 |
| Mayor: | Christine Abbadie Chelle[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Tarbes-Lourdes-Pyrénées |
| Coordinates: | 43.0714°N -0.0656°W |
| Elevation M: | 508 |
| Elevation Min M: | 430 |
| Elevation Max M: | 1418 |
| Area Km2: | 6.91 |
Ossen (pronounced as /fr/; oc|Aussen) is a commune in the Hautes-Pyrénées department in south-western France.