In Croatia, Čukolin families are Croats (from Ludbreg area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ludbreg area and in Ludbreg.
Prevalence
About 20 people with faimily name Čukolin live in Croatia today, in five households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only threee Croatian places: in Madarasevec in Ludbreg area (<10), Ludbreg (<10), and in Hrastovljan in Ludbreg area (<5).
Outside Croatia
Family name Čukolin is present in this form only in Croatia.
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.