In Croatia, Kroker families are Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Sarajevo area).
Prevalence
Only a few people with faimily name Kroker live in Croatia today, in one household only. They are located in two Croatian cities only, in Zagreb (<5) and Velika Mlaka (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned about one hundred times, the first time 1842 in source Catholic Church Parish Records 1842.