Cognomen Vlastik (Vlastik 
) , across the world, is a very rare last name. The surname Vlastik is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname. Predominantly, Vlastik is the forename as well as the last name.
Ek, Suchý, Sevcik, Starý, Straka, Slabã, Balica, Burian, Kostka, Kucava, Madera, Krejza, Němec, Vlček, Svoboda, Dlouhý, Turecek, Havelka, Veselý, Starecek, Chrobák, Klíš, Konečný, Řepa, Vyvadil, Suba, Srba, Kral, Petr, Pech, Roul, Dapp, Dyba, Tuma, Úlehla, Zumr, Siska, Buzek, Polcr, Jíra, Nemec, Ermak, Horky, Vanek, Vozar, Medek, and Růžička