| Shanyin County | |
| Postal Code Type: | Postal code |
| Settlement Type: | County |
| Image Map1: | Location of Shuozhou Prefecture within Shanxi (China).png |
| Map Caption1: | Shuozhou in Shanxi |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Shanxi |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Shuozhou |
| Population: | 199,505 |
| Population As Of: | 2020[1] |
| Population Density Km2: | auto |
| Timezone: | China Standard |
| Utc Offset: | +8 |
Shanyin County is a county in the northwest of Shanxi province, China. It is under the administration of Shuozhou City.
The Guangwu section of the Great Wall runs along the county. Near the section of the Great Wall are the historic villages of New Guangwu and Old Guangwu.