Suša families are usually Croats and they are mostly from western Bosnia. According to some sources they are from Dubrovnik area, rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Western Bosnia (Livno area). In Bregovljana in Zapresic area every fifth inhabitant had the family name Suša.
Prevalence
About 330 people with faimily name Suša live in Croatia today, in 140 households. There were 290 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 26 cities and 33 other places, mostly in Zagreb (90), Velika Gorica (30), Split (25), Sveti Martin Pod Okicem (20), and in Kupljenovo (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.