Marquis Zhuang of Cai

Marquis Zhuang of Cai (蔡莊侯) (d. 612 ), born Jī Jiǎwǔ (姫甲午), was the fifteenth ruler of the State of Cai from 645 to 612. He was the only known son of Lord Mu of Cai (蔡穆侯), his predecessor. His reign was a period of 34 years. He was succeeded by his son.