Family name Байян (Байян ) , across the world, is an extremely rare surname. Much more prevalently, Байян is the forename as well as the last name.
Baiian, Baiyan, Bajjan, and Bayyan
Нурсеитова
) , across the world, is an extremely rare surname. Much more prevalently, Байян is the forename as well as the last name.