King Xiao of Yan
King Xiao of Yan, whose personal name is unknown, was the king of the Yan state from 257 BC until his death in 255 BC.
King Xiao was a son of King Wucheng, and ascended the throne after his father's death. During his reign, Yan started constructing an extensive fortification to protect against the barbarians. The wall stretched from Shanggu Commandery to Liaodong Commandery.
King Xiao died in 255 BC, and was succeeded by his son Ji Xi.