In Croatia, Ahčin families are Croats (from Jastrebarsko area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
About 10 people with faimily name Ahčin live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only four Croatian places: in Zagreb (<10), Strmec in Samobor area (<5), Mirkopolje in Jastrebarsko area (<5), and in Oresje in Samobor area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1924 in source Emigration Commission Zagreb.