| Yanzhuang | |
| Native Name: | 闫庄镇 |
| Native Name Lang: | zh-cn |
| Settlement Type: | Town |
| Pushpin Map: | China Henan |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Henan |
| Coordinates: | 34.2383°N 112.1058°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Henan |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Luoyang |
| Subdivision Type3: | County |
| Subdivision Name3: | Song |
| Unit Pref: | Metric |
| Elevation M: | 370 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
Yanzhuang is a town of Song County in the Qin Mountains of western Henan province, China,[1] located about north of the county seat., it has 21 villages under its administration.[2]