Mihelj families are Croats and they are mostly from Jastrebarsko area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Jastrebarsko area.
Prevalence
About 130 people with faimily name Mihelj live in Croatia today, in 60 households. There were 130 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 8 cities and 9 other places, mostly in Zagreb (100), Crna Draga in Jastrebarsko area (<10), Rijeka (<10), Pula (<10), and in Recica (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.