Buhač families are Croats and they are mostly from Herzegovina. In the past century, relatively most of Croatian residents bearing this family name were born in Herzegovina (Mostar area) and in Herzegovina (Siroki Brijeg area).
Prevalence
About 100 people with faimily name Buhač live in Croatia today, in 50 households. There were 70 of them in the middle of the past century, and their number increased by 50 percent. They are located in the most of Croatian counties, in 15 cities and 11 other places, mostly in Zagreb (25), Vinkovci (25), Donji Andrijevci in Djakovo area (15), Sisak (<10), and in Porec (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.