In Croatia, Fijak families are Croats (from Novi Marof area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Sveti Ivan Zelina.
Prevalence
Only a few people with faimily name Fijak live in Croatia today, in one household only. There were 20 of them in the middle of the past century, and their number decreased significantly. They are located in only one small Croatian place, in Vinicno in Novi Marof area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.