Surname Shvak (Shvak 
, Швак 
) , around the globe, is a rare last name. The last name Shvak is habitual in Ukraine, where it is a rare surname, Russia, where it is a very rare surname, and Israel. In absolute terms, it is the most numerous in Ukraine, Russia, and Kazakhstan. Much less frequently, Shvak is the forename as well as the last name.