Cognomen 扎克 (Zak 
, Zach , Zack 
) , across the world, is a common surname. The last name 扎克 is characteristic of Slovakia, where it is a common surname, Czechia, where it is quite a common surname, and Austria (explore the name in all countries). Measured by absolute frequency, it is commonest in the United States, Poland, and Slovakia. Also, 扎克 is the forename as well as the last name.