In Croatia, Baltorinić families are Croats (from Jastrebarsko ). In the past century, relatively most of Croatian residents bearing this family name were born in Jastrebarsko and Zagreb. In Srednjak in Jastrebarsko every sixth inhabitant had the family name Baltorinić.
Prevalence
About 10 people with faimily name Baltorinić live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only two naselja i to in Srednjak (15) and Jastrebarsko (<5).
Outside Croatia
Family name Baltorinić is present in two countries on two continents. The family name "Baltorinic " 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 1923 in source Emigration Commission Zagreb.