In Croatia, Hamilton families are Croats (from Osijek ). In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and Osijek.
Prevalence
About 30 people with faimily name Hamilton live in Croatia today, in 12 households. There were 10 of them in the middle of the past century, and their number tripled. They are located in only five naselja i to in Osijek (15), Karlovac (<5), Zagreb (<5), Velika Gorica (<5), and in Jagodno (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1923 in source Emigration Commission Zagreb.