Duke Zao of Qin (Chinese: 秦躁公; pinyin: Qín Zào Gōng, died 429 BC), personal name unknown, was the duke of the Qin state from 442 to 429 BC.
[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.