In Croatia, Verzak families are Croats (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and Vinkovci.
Prevalence
About 10 people with faimily name Verzak live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only five naselja i to in Slavonski Brod (<5), Zagreb (<5), Osijek (<5), Split (<5), and in Bartolovci in Slavonski Brod area (<5).
Outside Croatia
Family name Verzak (including: Verzhak , Verzaci and Werzak ) is present in 12 countries on four continents. The family name "Verzak " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.