Last name Inshin (Inshin 
, Иншин 
, Иньшин 
) , across the world, is a rare surname. The last name Inshin is characteristic of Azerbaijan, where it is quite a rare surname, Belarus, where it is a rare surname, and Kazakhstan. In absolute terms, it is commonest in Russia, Azerbaijan, and Kazakhstan. Likewise, Inshin is the forename as well as the last name.