| Plélo | |
| Native Name: | Pleuloc'h |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Plélo (Côtes-d'Armor).svg |
| Coordinates: | 48.5572°N -2.9456°W |
| Insee: | 22182 |
| Postal Code: | 22170 |
| Arrondissement: | Guingamp |
| Canton: | Plélo |
| Mayor: | Jérémy Meuro[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Leff Armor Communauté |
| Elevation Min M: | 44 |
| Elevation Max M: | 175 |
| Area Km2: | 43.38 |
Plélo (in French pronounced as /plelo/; ; Gallo: Pléloc) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Plélo are called plélotins in French.