In Croatia, Kušćer families are Croats (from Varazdin ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdin area.
Prevalence
About 30 people with faimily name Kušćer live in Croatia today, in 13 households. They are located in only five naselja i to in Varazdin (20), Gornji Kucan (<5), Kucan Marof (<5), Zagreb (<5), and in Zadar (<5).
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.