Kolovrat families are Croats and they are mostly from Imotski area. In the past century, relatively most of Croatian residents bearing this family name were born in Imotski area and in Middle Bosnia (Bugojno area). In Sultići in North Herzegovina every fifth inhabitant had the family name Kolovrat.
Prevalence
About 480 people with faimily name Kolovrat live in Croatia today, in 180 households. There were 210 of them in the middle of the past century, and their number more than doubled. They are located in the most of Croatian counties, in 30 cities and 29 other places, mostly in Zagreb (110), Slavonski Brod (70), Imotski (55), Donji Prolozac in Imotski area (50), and in Stobrec (30).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.