Tags: Noble.
Marquis Gōng of Cai (Cài Gōnghóu 蔡宮侯) (? – ?) born as Ji ? (姬?) was the fourth ruler of the State of Cai. He was the only known son of Earl Huang of Cai (蔡伯荒) and close kin of King of Zhou. He was the first in the family to held the title of the Marquis of Cai (Cai Guohou 蔡国侯) which would be in used until the end of the State of Cai in 447 BC. He was succeeded by his son.