Kurtoić families are Croats and they are mostly from Novi Marof area. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and Zagreb. In Maretić in Novi Marof area every seventh inhabitant had the family name Kurtoić.
Prevalence
About 90 people with faimily name Kurtoić live in Croatia today, in 40 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 6 Croatian counties and 15 other places, mostly in Zagreb (30), and in Maretic (15), Breznicki Hum (15), Trgovisce (10) and Scepanje (<10) in Novi Marof area.
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Kurtoić is present in two countries on two continents. The family name "Kurtoic " is used by few people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.