In Croatia, Marolin families are Croats (from Ivanec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec area and in Krizevci.
Prevalence
About 40 people with faimily name Marolin live in Croatia today, in 20 households. There were 50 of them in the middle of the past century, and their number decreased by 20 percent. They are located and 5 other Croatian places, mostly in Osijek (10), Donja Voca in Ivanec area (10), Popovac in Beli Manastir area (10), Cepin in Osijek area (<10), and in Majurec (<5).