| Saint-Méen-le-Grand | |
| Native Name: | (Gallo) |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Méen-le-Grand 35.svg |
| Coordinates: | 48.19°N -2.1897°W |
| Insee: | 35297 |
| Postal Code: | 35290 |
| Arrondissement: | Rennes |
| Canton: | Montauban-de-Bretagne |
| Mayor: | Pierre Guitton[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 79 |
| Elevation Max M: | 123 |
| Area Km2: | 18.21 |
Saint-Méen-le-Grand (pronounced as /fr/; ; Gallo: Saent-Men) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.
It is located west of Rennes between Montauban-de-Bretagne and Gaël.
The town was the birthplace of the 3-time Tour de France winner Louison Bobet. It has hosted the start of Stage 8 of both the 2006 and 2025 Tours.
Inhabitants of Saint-Méen-le-Grand are called mévennais in French.