The Han (韩) Surname: From the Warring States to the Wuyi Diaspora The Han (韩) surname descends from the royal house of a kingdom of the Warring States — the State of Han (韩国, Hánguó), founded when Han Wan (韩万, Hán Wàn), grandson of Duke Wu of Quwo, was enfeoffed at Hanyuan (韩原, Hányuán) in…