In Croatia, Sužanj families are Croats (from the Island of Ciovo ). In the past century, relatively most of Croatian residents bearing this family name were born in Western Bosnia (Livno area). In places Prisap and Livno in Western Bosnia every seven-hundredth inhabitant had the family name Sužanj.
Prevalence
Only a few people with faimily name Sužanj live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only two Croatian places: in Ivankovo in Vinkovci area (<5) and Okrug Gornji on the Island of Ciovo (<5).
Outside Croatia
Family name Sužanj (including: Suzani , Suzanj , Suzany and Suzanny ) is present in 12 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1929 in source Emigration Commission Zagreb.