| Pleslin-Trigavou | |
| Native Name: | Plelin-Tregavoù |
| Commune Status: | Commune |
| Coordinates: | 48.5358°N -2.0536°W |
| Insee: | 22190 |
| Postal Code: | 22490 |
| Arrondissement: | Dinan |
| Canton: | Pleslin-Trigavou |
| Mayor: | Thierry Orveillon[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Dinan Agglomération |
| Elevation Min M: | 32 |
| Elevation Max M: | 95 |
| Area Km2: | 21.80 |
Pleslin-Trigavou (in French pronounced as /plɛlɛ̃ tʁiɡavu/;) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Pleslin-Trigavou are called pleslinois-trigavouais or pleslinais-trigavouais in French.