| Thoiré-sur-Dinan | |
| Commune Status: | Commune |
| Arrondissement: | La Flèche |
| Canton: | Montval-sur-Loir |
| Insee: | 72356 |
| Postal Code: | 72500 |
| Mayor: | Bruno Boulay[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Loir-Lucé-Bercé |
| Coordinates: | 47.7537°N 0.4488°W |
| Elevation Min M: | 66 |
| Elevation Max M: | 151 |
| Area Km2: | 17.72 |
| Demonym: | Thoiréen, Thoiréenne |
Thoiré-sur-Dinan is a commune in the Sarthe department in the region of Pays de la Loire in north-western France.