| Bons-Tassilly | |
| Commune Status: | Commune |
| Arrondissement: | Caen |
| Canton: | Falaise |
| Insee: | 14088 |
| Postal Code: | 14420 |
| Mayor: | Olivier Cateau[1] |
| Term: | 2023 - 2026 |
| Intercommunality: | Pays de Falaise |
| Coordinates: | 48.96°N -0.23°W |
| Elevation M: | 150 |
| Elevation Min M: | 130 |
| Elevation Max M: | 206 |
| Area Km2: | 9.38 |
Bons-Tassilly (in French pronounced as /bɔ̃ tasiji/) is a commune in the Calvados department in the Normandy region in northwestern France.