| Milly-sur-Thérain | |
| Commune Status: | Commune |
| Arrondissement: | Beauvais |
| Canton: | Beauvais-1 |
| Insee: | 60403 |
| Postal Code: | 60112 |
| Mayor: | Christophe de l'Hamaide[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Beauvaisis |
| Coordinates: | 49.5031°N 1.9961°W |
| Elevation M: | 84 |
| Elevation Min M: | 72 |
| Elevation Max M: | 164 |
| Area Km2: | 19.57 |
Milly-sur-Thérain (in French pronounced as /miji syʁ teʁɛ̃/, literally Milly on Thérain) is a commune in the Oise department in northern France. Milly-sur-Thérain station has rail connections to Beauvais and Le Tréport.