Čonka families are Croats and they are mostly from Slavonski Brod. In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and Pozega.
Prevalence
About 60 people with faimily name Čonka live in Croatia today, in 30 households. There were 50 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 7 cities and 13 other places, mostly in Slavonski Brod (15), Ivanovac in Osijek area (<10), Alaginci (<10), Ernestinovo in Osijek area (<10), and in Donji Pustakovec in Prelog area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.