In Croatia, Zimmer families are generally Croats (from Zagreb ), very rarely Czechs, and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 20 people with faimily name Zimmer live in Croatia today, in 13 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only four naselja i to in Zagreb (15), Osijek (<10), Lucko (<5), and in Split (<5).
Outside Croatia
Family name Zimmer is present in 85 countries worldwide. The family name "Zimmer " is used by some 30000 people in Germany , about 20000 in the United States , and some 9000 people in Brazil.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.