Duke Hui I of Qin

Duke Hui of Qin 秦惠公
Ruler of Qin
Reign	500–492 BC
Predecessor	Duke Ai of Qin
Successor	Duke Dao of Qin
Died	492 BC
House	House of Ying
Father	Duke Yi of Qin

Duke Hui I of Qin (Chinese: 秦惠公; pinyin: Qín Huì Gōng, died 492 BC) was from 500 to 492 BC the 20th ruler of the Zhou Dynasty Chinese state of Qin that eventually united China to become the Qin Dynasty. His ancestral name was Ying (), and Duke Hui was his posthumous title. He was the first of the two rulers of Qin called Duke Hui.

In 501 BC Duke Ai of Qin, Duke Hui's grandfather, died after 36 years of reign. Duke Hui's father predeceased Duke Ai and was given the posthumous title Duke Yi (秦夷公), and Duke Hui succeeded his grandfather as the ruler of Qin.

Duke Hui reigned for nine years and died in 492 BC. He was succeeded by his son Duke Dao of Qin.

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