| Saint-Maur-sur-le-Loir | |
| Commune Status: | Commune |
| Arrondissement: | Châteaudun |
| Canton: | Châteaudun |
| Insee: | 28353 |
| Postal Code: | 28800 |
| Mayor: | Nicole Hubert-Diger[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bonnevalais |
| Coordinates: | 48.1531°N 1.4197°W |
| Elevation M: | 135 |
| Elevation Min M: | 112 |
| Elevation Max M: | 153 |
| Area Km2: | 16.54 |
Saint-Maur-sur-le-Loir (in French pronounced as /sɛ̃ mɔʁ syʁ lə lwaʁ/, literally Saint-Maur on the Loir) is a commune in the Eure-et-Loir department in northern France.