| Name | Müstair |
| Alt names | Grandis Vallis | source: Orbis Latinus (1971) p 164 |
| Grandisvallis | source: Times Atlas of World History (1993) p 344 |
| Münster | source: Family History Library Catalog |
| Münster | source: BHA, Authority file (2003-) |
| Müstair | source: Family History Library Catalog |
| Type | Inhabited place |
| Coordinates | 46.633°N 10.467°E |
| Located in | Graubünden, Switzerland |
