Arnold families are Croats and they are mostly from Vinkovci area. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Vinkovci.
Prevalence
About 80 people with faimily name Arnold live in Croatia today, in 40 households. There were 80 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 11 cities and 6 other places, mostly in Rijeka (20), Virovitica (15), Zagreb (10), Nijemci in Vinkovci area (10), and in Vinkovci (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.