| Official Name: | Mamadan |
| Native Name: | مامدان |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | West Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Oshnavieh |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Nalus |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Haq |
| Population As Of: | 2006 |
| Population Total: | 48 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Mamadan (fa|مامدان, also Romanized as Māmadān) is a village in Haq Rural District, Nalus District, Oshnavieh County, West Azerbaijan Province, Iran. At the 2006 census, its population was 48, in 10 families.