In Croatia, Bratjanščak families are Croats (from Mursko Sredisce area ). In the past century, relatively most of Croatian residents bearing this family name were born in Mursko Sredisce area.
Prevalence
About 10 people with faimily name Bratjanščak live in Croatia today, in four households only. They are located in only five Croatian places: in Grabrovnik (<10) and Sveti Martin na Muri (<5) in Mursko Sredisce area, Prelog (<5), Ziskovec (<5), and in Zabnik in Mursko Sredisce area (<5).
Outside Croatia
Family name Bratjanščak is present in two countries on two continents.