>
Surname Krzak (Krzak , Kierz ) , all around the world, is quite a rare cognomen. The last name Krzak is characteristic of Poland, where it is quite a rare surname, Czechia, where it is a rare surname, and Austria. Measured by absolute frequency, it is the most numerous in Poland, the United States, and France. Likewise, Krzak is the forename as well as the last name.