Last name Kostjak (Kostjak ) , globally, is a very rare cognomen. The surname Kostjak is characteristic of Austria, where it is a rare surname, Czechia, and Canada, where it is an extremely rare surname.
Translations, transliterations and names similar to the name
Kostjak
) , globally, is a very rare cognomen. The surname Kostjak is characteristic of Austria, where it is a rare surname, Czechia, and Canada, where it is an extremely rare surname.