Grey Nuns
| Saint Marguerite d'Youville, in the former habit of the institute | |
| Formation | 1738 | 
|---|---|
| Type | Religious organization | 
| Legal status | active | 
| Purpose | Public advocation, education, and network | 
| Headquarters | Montreal, Quebec | 
| Region served  | 
 | 
| Official language  | English French | 
| Website | www | 
The Sisters of Charity of Montreal, formerly called The Sisters of Charity of the Hôpital Général of Montreal and more commonly known as the Grey Nuns of Montreal, is a Canadian religious institute of Roman Catholic religious sisters, founded in 1737 by Marie-Marguerite d'Youville, a young widow.