| Official Name: | Shanin |
| Native Name: | شنين |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Qazvin |
| Subdivision Type2: | County |
| Subdivision Name2: | Takestan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Ziaabad |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Dodangeh-ye Olya |
| Population As Of: | 2006 |
| Population Total: | 301 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 35.9642°N 49.3281°W |
Shanin (fa|شنين, also Romanized as Shanīn, Shanī’īn, Shenīn, and Shīnīyīn; also known as Shanin Dodangeh and Shīrīn) is a village located in Dodangeh-ye Olya Rural District, Ziaabad District, Takestan County, Qazvin Province, Iran. According to the 2006 census, the village had a population of 301, in 88 families.