In Croatia, Čubek families are Croats (from Sveti Ivan Zelina ). In the past century, relatively most of Croatian residents bearing this family name were born in Sveti Ivan Zelina and Zagreb.
Prevalence
About 70 people with faimily name Čubek live in Croatia today, in 30 households. There were 140 of them in the middle of the past century, and their number halved. They are located in four Croatian counties and 7 other places, mostly in Zagreb (20), Velika Gora (20), Klostar Ivanic in Ivanic-Grad area (<10), Darda in Osijek area (<10), and in Zlatar (<5).
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.