| St. Martin bei Lofer | |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 47.5667°N 12.7°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Salzburg |
| Subdivision Type2: | District |
| Subdivision Name2: | Zell am See |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Josef Leitinger |
| Elevation M: | 633 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Registration Plate: | ZE |
| Postal Code Type: | Postal code |
| Postal Code: | 5092 |
| Area Code Type: | Area code |
| Area Code: | 06588 |
| Website: | www.stmartin.at |
St. Martin bei Lofer is a municipality in the district of Zell am See (Pinzgau region), in the state of Salzburg in Austria.
The municipality lies in the Loferer Land in the Pinzgauer Saalach valley.
Lamprechtsofen (deepest cave in the nation) is located near the village Obsthurn.