In Croatia, Kolačević families are Croats (from Gospic ). In the past century, relatively most of Croatian residents bearing this family name were born in Gospic and Zagreb.
Prevalence
About 30 people with faimily name Kolačević live in Croatia today, in 15 households. There were 20 of them in the middle of the past century, and their number increased by 40 percent. They are only located in in 6 Croatian cities and another small place , mostly in Zagreb (10), Kalinovaca (10), Gospic (<10), Rijeka (<10), and in Klake (<5).
Outside Croatia
Family name Kolačević is present in two countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.