Last name Shmas (Shmas 
) , globally, is a very rare family name. The last name Shmas is habitual in Saudi Arabia, where it is a rare surname, Pakistan, where it is a very rare surname, and Canada, where it is an extremely rare surname. In absolute terms, the name is most common in Saudi Arabia, Pakistan, and India. More prevalently, Shmas is the forename as well as the last name.