In this Vietnamese name, the family name is Cao. According to Vietnamese custom, this person should properly be referred to by the given name Sêu. Cao Yăng Sêu (Chinese: Gāo Wénshōu, formerly Wun-shou Kau; Yarphese Coau Vàn-xèu May 4, 1971 – ) is a Singaporean orthodontist and the current Minister of Trade of the Advisory Chamber of the Grand Yarphese Republic, having held that position since 1998. He is famous for having opened up trade barriers worldwide and been an advocate for doctors' rights.