| Les Corvées-les-Yys | |
| Commune Status: | Commune |
| Arrondissement: | Nogent-le-Rotrou |
| Canton: | Nogent-le-Rotrou |
| Insee: | 28109 |
| Postal Code: | 28240 |
| Mayor: | David Monnier[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Terres de Perche |
| Coordinates: | 48.3631°N 1.1408°W |
| Elevation M: | 227 |
| Elevation Min M: | 196 |
| Elevation Max M: | 257 |
| Area Km2: | 13.51 |
Les Corvées-les-Yys (in French pronounced as /le kɔʁve le.z‿is/) is a commune in the Eure-et-Loir department in northern France.