In Croatia, Kariolić families are Croats (from Bakar ). In the past century, relatively most of Croatian residents bearing this family name were born in Bakar and Kraljevica.
Prevalence
About 10 people with faimily name Kariolić live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in three Croatian cities only: in Praputnjak (<5), Rijeka (<5), and in Kraljevica (<5).
Outside Croatia
At least two families with this surname emigrated from Croatia to the United States. Family name Kariolić (including: Kariolic , Kariolich ) is present in three countries on two continents. The family name "Kariolic " is used by small number of people in the United States. "Kariolich " 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 over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.