Sancy (disambiguation)

Sancy may refer to:

* The Sancy, a pale yellow diamond of 55.23 carats (11.046 g), that was once reputed to have belonged to the Great Moguls of antiquity, but is more likely of Indian origin owing to its cut which is unusual by Western standards

Sancy is the name or part of the name of several communes in France:
* Sancy, Meurthe-et-Moselle, in the Meurthe-et-Moselle "département"
* Sancy, Seine-et-Marne, in the Seine-et-Marne department
* Sancy-les-Cheminots, in the Aisne "département"
* Sancy-lès-Provins, in the Seine-et-Marne "département"

;See also
*Puy de Sancy, the highest mountain in central France