In Croatia, Zimmerman families are generally Croats (from Nasice area ), rarely Slovaks (also from Nasice area ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice area and in Zagreb.
Prevalence
About 10 people with faimily name Zimmerman live in Croatia today, in four households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located and two other Croatian places, mostly in Koska in Nasice area (<10), Bizovac in Valpovo area (<5), Zagreb (<5), Rijeka (<5), and in Osijek (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.