| Duke Zao of Qin 秦躁公 | |
| Succession: | Ruler of Qin |
| Reign: | 442–429 BC |
| Predecessor: | Duke Ligong of Qin |
| Successor: | Duke Huai of Qin |
| House: | Ying |
| Dynasty: | Qin |
| Father: | Duke Ligong of Qin |
| Death Date: | 429 BC |
| Posthumous Name: | Duke Zao (躁公) or Duke Zao (趮公) |
Duke Zao of Qin (died 429 BC), personal name unknown, was the duke of the Qin state from 442 to 429 BC. Duke Zao succeeded his father Duke Ligong, who died in 443 BC, as ruler of Qin.[1] [2]
In 441 BC, the Qin city of Nanzheng (in present-day Hanzhong) rebelled. In 430 BC, the Rong state of Yiqu invaded Qin, advancing to the Wei River.[1] [2]
Duke Zao reigned for 14 years and died in 429 BC. He was succeeded by his younger brother Duke Huai, who had been exiled in the Jin state.[1] [2]