In the entire world, Sianin (Sianin , Сянин ) is an extremely rare boy's first name. Much more prevalently, Sianin is the last name as well as the forename.
Сианин
Seksan, Chanya, Somboon, Thanawan, Thanadon, Thongmai, Nareerat, Wiranpat, and Kanlayanee
, Сянин 
) is an extremely rare boy's first name. Much more prevalently, Sianin is the last name as well as the forename.