| Lac de Viry-Châtillon | |
| Location: | Essonne |
| Pushpin Map: | France Île-de-France |
| Coords: | 48.6666°N 2.3896°W |
| Basin Countries: | France |
| Area: | 0.77km2 |
Lac de Viry-Châtillon is a lake located in the municipalities of Viry-Châtillon and Grigny in the Essonne department, France. The lake consists of five basins: étang des Nouées de Seine, étang de la Justice, étang de la Place Verte, étang de la Plaine Basse and étang de l'Arbalète.