| Official Name: | Mahmudabad-e Yek Dang |
| Native Name: | محموداباديك دانگ |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Kavar |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Tasuj |
| Population As Of: | 2006 |
| Population Total: | 507 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 29.2564°N 52.7136°W |
Mahmudabad-e Yek Dang (Persian: محموداباديك دانگ, also Romanized as Maḩmūdābād-e Yek Dāng; also known as Maḩmūdābād-e Yek Dāngeh, Maḩmūdābād Yek Dāngeh, and Yek Dāngeh) is a village in Tasuj Rural District, in the Central District of Kavar County, Fars Province, Iran. At the 2006 census, its population was 507, in 126 families.