In Croatia, Suban families are Croats (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Novi Travnik area) and in Middle Bosnia (Travnik area).
Prevalence
Only a few people with faimily name Suban live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number decreased significantly. They are located in only four naselja i to in Samobor (<5), Manja Vas (<5), Karlovac (<5), and in Kozino (<5).