| Official Name: | Arnan |
| Native Name: | Persian: ارنان |
| Settlement Type: | Village |
| Pushpin Map: | Iran |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Hurand |
| Subdivision Type3: | District |
| Subdivision Name3: | Chahardangeh |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Chahardangeh-ye Jonubi |
| Population As Of: | 2016 |
| Population Total: | 687 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Coordinates: | 38.9789°N 47.4331°W |
| Coordinates Footnotes: | [1] |
Arnan (Persian: ارنان) is a village in Chahardangeh-ye Jonubi Rural District of Chahardangeh District, Hurand County, East Azerbaijan province, Iran.
At the time of the 2006 National Census, the village's population was 774 in 169 households, when it was in Chahardangeh Rural District of the former Hurand District of Ahar County.[2] The following census in 2011 counted 693 people in 180 households.[3] The 2016 census measured the population of the village as 687 people in 200 households. It was the most populous village in its rural district.[4]
After the 2016 census, the district was separated from the county in the establishment of Hurand County. The rural district was transferred to the new Chahardangeh District and renamed Chahardangeh-ye Shomali Rural District. Arnan was transferred to Chahardangeh-ye Jonubi Rural District created in the district.[5]