In Croatia, Zbačnik families are Croats (from Sisak ). In the past century, relatively most of Croatian residents bearing this family name were born in Sisak and Virovitica.
Prevalence
About 40 people with faimily name Zbačnik live in Croatia today, in 15 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties, in 7 cities and two other places, mostly in Sela (15), Velika Gorica (<10), Bankovci in Orahovica area (<10), Zagreb (<10), and in Dubrovnik (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1929 in source Emigration Commission Zagreb.