| Tréouergat | |
| Native Name: | Treouergad |
| Commune Status: | Commune |
| Coordinates: | 48.4975°N -4.6011°W |
| Elevation Min M: | 24 |
| Elevation Max M: | 92 |
| Insee: | 29299 |
| Postal Code: | 29290 |
| Arrondissement: | Brest |
| Canton: | Saint-Renan |
| Mayor: | Reun Tréguer[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays d'Iroise |
| Area Km2: | 6.10 |
Tréouergat (in French pronounced as /tʁewɛʁɡat/; Breton: Treouergad) is a commune in the Finistère department of Brittany in north-western France.
The municipality launched a linguistic plan through Ya d'ar brezhoneg on 23 September 2005.