In Croatia, Karoli families are Croats (from Djakovo area ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice and Osijek.
Prevalence
About 40 people with faimily name Karoli live in Croatia today, in 15 households. There were 40 of them in the middle of the past century, and their number remains constant. They are located and 8 other Croatian places, mostly in Drenje in Djakovo area (<10), Zagreb (<10), Djakovo (<10), Zdenci in Orahovica area (<10), and in Djurdjenovac in Nasice area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Faculty of Humanities University of Zagreb Alumni.