In Croatia, Suln families are Croats (from Glina ). In the past century, relatively most of Croatian residents bearing this family name were born in Glina.
Prevalence
Only a few people with faimily name Suln live in Croatia today, in one household only. They are located in only four naselja i to in Gornja Bucica (<5), Velika Gorica (<5), Glina (<5), and in Greda (<5).
Outside Croatia
Family name Suln (including: Sullin , Suhln ) is present in 8 countries on four continents. "Sullin " is used by some 70 people in the United States and small number in Malaysia.