Harambaša families are Croats and they are mostly from Koprivnica area. In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and Dugo Selo.
Prevalence
About 100 people with faimily name Harambaša live in Croatia today, in 40 households. There were 100 of them in the middle of the past century, and their number remains constant. They are located and 16 other Croatian places, mostly in Koprivnica (15), Dugo Selo (15), in Peteranec (10) and Djelekovec (10) in Koprivnica area, and in Velika Ostrna (<10).
Outside Croatia
Family name Harambaša is present in this form only in Croatia.
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.