Cognomen Вэньгуй (Wengui 
, Wen-Kuei , Вэньгуй 
) , all over the world, is a very rare surname. The family name Вэньгуй is habitual in China, where it is an extremely rare surname, and the United States. Much more prevalently, Вэньгуй is the forename as well as the last name.