| Mont d'Ambin | |
| Other Name: | it|Rocca d'Ambin |
| Elevation M: | 3378 |
| Elevation Ref: | [1] |
| Prominence M: | 506 |
| Prominence Ref: | [2] |
| Parent Peak: | Rognosa d'Etiache |
| Listing: | Alpine mountains above 3000 m |
| Range: | Cottian Alps |
| Location: | Savoie, France Province of Turin, Italy |
| Map: | Alps |
| Label Position: | left |
| Coordinates: | 45.1569°N 6.8842°W |
Mont d'Ambin (in French) or Rocca d'Ambin (in Italian) is a mountain on the border of Savoie, France and of the Province of Turin, Italy. It lies in the Ambin group of the Cottian Alps. On the Italian side, it commands the view of the Val di Susa. It has an elevation of 3378m (11,083feet) above sea level. The Mont d'Ambin base tunnel of the Lyon–Turin rail link is being dug at its base.