| Mariapfarr | |
| Settlement Type: | Municipality |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 265px |
| Pushpin Relief: | yes |
| Coordinates: | 47.1497°N 13.7472°W |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | District |
| Subdivision Name2: | Tamsweg |
| Leader Title: | Mayor |
| Leader Name: | Andreas Kaiser |
| Area Total Km2: | 1,020 |
| Population Total: | 20,169 |
| Population As Of: | October 31, 2021 |
| Population Density Km2: | 19.77 |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +01:00 |
| Utc Offset Dst: | +02:00 |
| Postal Code Type: | Postal code |
| Postal Code: | 5571 |
| Area Code Type: | Area code |
| Area Code: | 06473 |
| Blank Name Sec2: | MCN |
| Blank Info Sec2: | 50503 |
| Blank1 Name Sec2: | Registration plate |
| Blank1 Info Sec2: | TA |
Mariapfarr is a municipality in the district of Tamsweg in the state of Salzburg in Austria.