| Saint-Ouen-en-Belin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Ouen-en-Belin (Sarthe).svg |
| Arrondissement: | Le Mans |
| Canton: | Écommoy |
| Insee: | 72306 |
| Postal Code: | 72220 |
| Mayor: | Florence Février[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC de l'Orée de Bercé Bélinois |
| Coordinates: | 47.8336°N 0.2114°W |
| Elevation Min M: | 46 |
| Elevation Max M: | 112 |
| Area Km2: | 15.14 |
| Demonym: | Oudonien, Oudonienne |
Saint-Ouen-en-Belin is a commune in the Sarthe department in the region of Pays de la Loire in north-western France.