| Ouillon | |
| Commune Status: | Commune |
| Arrondissement: | Pau |
| Canton: | Pays de Morlaàs et du Montanérès |
| Insee: | 64438 |
| Postal Code: | 64160 |
| Mayor: | Jean-Marc Fourcade[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Nord-Est Béarn |
| Coordinates: | 43.3214°N -0.2258°W |
| Elevation M: | 328 |
| Elevation Min M: | 288 |
| Elevation Max M: | 338 |
| Area Km2: | 6.38 |
Ouillon (in French pronounced as /ujɔ̃/; Occitan (post 1500);: Aulhon) is a commune in the Pyrénées-Atlantiques department in south-western France.