| Saint-Ouën-des-Vallons | |
| Commune Status: | Commune |
| Arrondissement: | Mayenne |
| Canton: | Évron |
| Insee: | 53244 |
| Postal Code: | 53150 |
| Commune: | Montsûrs |
| Coordinates: | 48.1686°N -0.5475°W |
| Elevation M: | 110 |
| Elevation Min M: | 82 |
| Elevation Max M: | 128 |
| Area Km2: | 7.38 |
| Population: | 180 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Saint-Ouën-des-Vallons (in French pronounced as /sɛ̃.t‿wɛ̃ de valɔ̃/) is a former commune in the Mayenne department in north-western France.
From 1 January 2019 the commune was unified with Montsûrs-Saint-Céneré, Deux-Évailles and Montourtier, and the new municipality took the name of Montsûrs.[2]