In Croatia, Belai families are Croats (from Virovitica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Virovitica and in Virovitica area.
Prevalence
Only a few people with faimily name Belai live in Croatia today, in one household only. They are located in only one small Croatian place, in Zubrica in Virovitica area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.