| Tanian | |
| Native Name: | Persian: تنيان |
| Native Name Lang: | fa |
| Settlement Type: | Village |
| Pushpin Map: | Iran |
| Coordinates Footnotes: | [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Iran |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gilan |
| Subdivision Type2: | County |
| Subdivision Name2: | Sowme'eh Sara |
| Subdivision Type3: | District |
| Subdivision Name3: | Mirza Kuchek Janghli |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Gurab Zarmikh |
| Unit Pref: | Metric |
| Population As Of: | 2016 |
| Population Total: | 3240 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
Tanian (Persian: تنيان) is a village in Gurab Zarmikh Rural District of Mirza Kuchek Janghli District, Sowme'eh Sara County, Gilan province, Iran.
At the time of the 2006 National Census, the village's population was 3,339 in 769 households.[2] The following census in 2011 counted 3,414 people in 941 households.[3] The 2016 census measured the population of the village as 3,240 people in 984 households. It was the most populous village in its rural district.[4]