Duke Ai of Qi Duke Ai of Qi Duke Ai of Qi (; reigned 9th century BC) was the fifth recorded ruler of the ancient Chinese state of Qi during the Western Zhou Dynasty. His personal name was Lü Buchen (呂不辰), ancestral name Jiang (姜), and Duke Ai was his posthumous title. Duke Ai succeeded his father Duke Gui of Qi as ruler of Qi. Duke Ai had a dispute with the marquis of Qi's neighbouring state Ji (紀). King Yi of Zhou sided with Marquis of Ji and executed Duke Ai by boiling him to death. King Yi installed Duke Ai's younger half-brother
Marquis of Extended Grace he could no longer carry out his duties. The government abolished his title as Marquis and paid him a stipend instead. In 1933, the government totally terminated all of his duties in carrying out ceremonies at the Ming tombs and totally ended his position. After that, nothing is known about what happened to Zhu Yuxun. The following is a list of title holders: Adoptions occurred between related family members. Marquis of Extended Grace Marquis of Extended Grace was a title held by a descendant of the imperial family of the Ming dynasty (1368–1644) during the subsequent Qing dynasty (1644–1912). Holders