In Croatia, Bajai families are mainly Croats (from Ilok area ), less frequently Hungarians (also from Ilok area ). In the past century, relatively most of Croatian residents bearing this family name were born in Backa, Vojvodina and in Dubrovnik.
Prevalence
About 10 people with faimily name Bajai live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Split (<5), Opatovac in Ilok area (<5), and in Karlovac (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1938 in source Phone Book - Zagreb 1938.