In Croatia, Machin families are predominantly Croats (from Rijeka ), rarely Italians (from Porec ).
Prevalence
About 10 people with faimily name Machin live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Zagreb (<5), Rijeka (<5), and in Tar (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.