| Jiukouzi Township | |
| Native Name: | 九口子乡 |
| Native Name Lang: | zh-cn |
| Settlement Type: | Township |
| Pushpin Map: | China Hebei |
| Pushpin Map Caption: | Location in Hebei |
| Coordinates: | 38.6457°N 114.354°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Hebei |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Shijiazhuang |
| Subdivision Type3: | County |
| Subdivision Name3: | Xingtang |
| Subdivision Type4: | Village-level divisions |
| Subdivision Name4: | 36 villages |
| Unit Pref: | Metric |
| Elevation M: | 211 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
| Area Code: | 0311 |
Jiukouzi is a township of Xingtang County in the eastern foothills of the Taihang Mountains in western Hebei province, China,[1] located about northwest of the county seat., it has 36 villages under its administration.[2] The township is situated on the northern shore of the Koutou Reservoir (Chinese: 口头水库).[3]