| Plumaugat | |
| Native Name: | Pluvaelgad |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Plumaugat (Côtes-d'Armor).svg |
| Coordinates: | 48.2556°N -2.2378°W |
| Insee: | 22240 |
| Postal Code: | 22250 |
| Arrondissement: | Dinan |
| Canton: | Broons |
| Mayor: | Mickaël Chevalier[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Dinan Agglomération |
| Elevation Min M: | 63 |
| Elevation Max M: | 144 |
| Area Km2: | 40.43 |
Plumaugat (in French pronounced as /plymoɡat/; ; Gallo: Ploemaugat) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Plumaugat are called plumaugatais in French.