Family name Patsak (Patsak 
, ปัทมศักดิ์ , Пацак 
) , in the entire world, is a rare last name. The surname Patsak is habitual in Ukraine, where it is a rare surname, Georgia, where it is a very rare surname, and Kazakhstan. Measured by absolute frequency, the name is most common in Ukraine, Russia, and Thailand. Very seldom, Patsak is the forename as well as the last name.