| Du'an County | |
| Official Name: | Du'an Yao Autonomous County |
| Postal Code Type: | Postal code |
| Postal Code: | 530700 |
| Area Code: | 0778 |
| Settlement Type: | County |
| Pushpin Map: | China Guangxi |
| Pushpin Label: | Du'an |
| Pushpin Map Caption: | Location of the seat in Guangxi |
| Subdivision Type: | Country |
| Subdivision Name: | China |
| Subdivision Type1: | Region |
| Subdivision Name1: | Guangxi |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Hechi |
| Subdivision Type3: | Township-level divisions |
| Subdivision Name3: | 2 towns 17 townships |
| Seat Type: | County seat |
| Seat: | Anyang (Chinese: 安阳镇) |
| Area Total Km2: | 4092 |
| Population Total: | 538061 |
| Population As Of: | 2020 |
| Population Density Km2: | auto |
| Coordinates: | 23.9333°N 114°W |
| Elevation M: | 160 |
| Timezone: | China Standard |
| Utc Offset: | +8 |
Du'an Yao Autonomous County (Zhuang:,) is an autonomous county under the administration of Hechi City, in the northwest of Guangxi, China. It has an area of 4092km2 and a population of 625,100, including 596,100 that are of minority ethnic groups.
There are ten towns and nine townships in the county:[1]