| Trilla | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Trilla 66.svg |
| Arrondissement: | Prades |
| Canton: | La Vallée de l'Agly |
| Insee: | 66216 |
| Postal Code: | 66220 |
| Mayor: | Didier Fourcade[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Agly-Fenouillèdes |
| Coordinates: | 42.7406°N 2.52°W |
| Elevation M: | 400 |
| Elevation Min M: | 155 |
| Elevation Max M: | 801 |
| Area Km2: | 8.96 |
Trilla (in French pronounced as /tʁija/; Occitan (post 1500);: Trilhan; Catalan; Valencian: Trillà) is a commune in the Pyrénées-Orientales department in southern France.
Its inhabitants are called Trillanais, or Trilhanols in Occitan.
Trilla is located in the canton of La Vallée de l'Agly and in the arrondissement of Prades.