Bajcer families are Croats and they are mostly from Krapina. In the past century, relatively most of Croatian residents bearing this family name were born in Krapina and Sveti Ivan Zelina. In Strahinje in Krapina every fifth inhabitant had the family name Bajcer.
Prevalence
About 100 people with faimily name Bajcer live in Croatia today, in 30 households. There were 100 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 10 cities and 5 other places, mostly in Strahinje (25), Podgora Krapinska (20), Krapina (15), Zagreb (10), and in Zagora (10).
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.