In Croatia, Buša families are generally Croats (from Velika Gorica ), rarely Hungarians (from Osijek ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 10 people with faimily name Buša 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 three Croatian cities only: in Velika Mlaka (<10), Zagreb (<10), and in Osijek (<5).
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.