| Le Pin | |
| Native Name: | (Gallo) |
| Commune Status: | Commune |
| Arrondissement: | Châteaubriant-Ancenis |
| Canton: | Ancenis-Saint-Géréon |
| Insee: | 44124 |
| Postal Code: | 44540 |
| Mayor: | Maxime Poupart[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays d'Ancenis |
| Coordinates: | 47.59°N -1.1522°W |
| Elevation Min M: | 39 |
| Elevation Max M: | 91 |
| Area Km2: | 24.95 |
Le Pin (in French pronounced as /lə pɛ̃/; Gallo: Le Pein or L'Piñ, Breton: Ar Bineg) is a commune in the Arrondissement of Châteaubriant-Ancenis of the Loire-Atlantique department in western France. It is located between Rennes and Angers, in the drainage basin of the Erdre, a right tributary of the Loire.