In Croatia, Koljenšić families are Croats (from Zupanja area ). In the past century, relatively most of Croatian residents bearing this family name were born in Kosovo.
Prevalence
Only a few people with faimily name Koljenšić live in Croatia today, in one household only. They are located in only one small Croatian place, in Drenovci in Zupanja area (<5).
Outside Croatia
Family name Koljenšić is present in 8 countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.