| Tournay-sur-Odon | |
| Arrondissement: | Caen |
| Canton: | Les Monts d'Aunay |
| Insee: | 14702 |
| Postal Code: | 14310 |
| Commune: | Val d'Arry |
| Coordinates: | 49.0919°N -0.5867°W |
| Elevation M: | 123 |
| Elevation Min M: | 58 |
| Elevation Max M: | 173 |
| Area Km2: | 6.93 |
| Population: | 353 |
| Population Date: | 2022 |
| Population Footnotes: | [1] |
Tournay-sur-Odon (pronounced as /fr/; literally: Tournay on the Odon River) is a former commune in the department of Calvados, region of Normandy, northwestern France. On 1 January 2017, it was merged into the new commune Val d'Arry.[2] The village lies near the river Odon.