| Official Name: | Aq Bulagh |
| Native Name: | اق بولاغ |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Ardabil |
| Subdivision Type2: | County |
| Subdivision Name2: | Khalkhal |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Sanjabad-e Sharqi |
| Population As Of: | 2006 |
| Population Total: | 559 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 37.7067°N 48.5522°W |
Aq Bulagh (Persian: اق بولاغ, also Romanized as Āq Būlāgh; also known as Āgh Bolāgh, Ak-Bulag, Āq Bolāgh, Āqbolāgh-e Kord, and Āqbulāq) is a village in Sanjabad-e Sharqi Rural District, in the Central District of Khalkhal County, Ardabil Province, Iran. At the 2006 census, its population was 559, in 109 families.