Karoglan 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 Imotsko and in Imotski area.
Prevalence
About 220 people with faimily name Karoglan live in Croatia today, in 80 households. There were 160 of them in the middle of the past century, and their number increased by 40 percent. They are located in 8 Croatian counties, in 13 cities and 11 other places, mostly in Zmijavci in Imotski area (120), Split (35), Imotski (20), Zagreb (20), and in Omis (10).
Outside Croatia
Family name Karoglan is present in 7 countries on two continents. The family name "Karoglan " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.