| Tilly-sur-Seulles | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Tilly-sur-Seulles 14.svg |
| Arrondissement: | Bayeux |
| Canton: | Thue et Mue |
| Insee: | 14692 |
| Postal Code: | 14250 |
| Mayor: | Didier Couillard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Seulles Terre et Mer |
| Coordinates: | 49.1761°N -0.6253°W |
| Elevation M: | 75 |
| Elevation Min M: | 44 |
| Elevation Max M: | 122 |
| Area Km2: | 8.98 |
Tilly-sur-Seulles (in French pronounced as /tiji syʁ sœl/, literally Tilly on Seulles) is a commune in the Calvados department in the Normandy region in northwestern France.
Each year, the international motocross takes place.