Mladineo families are Croats and they are mostly from the Island of Vis. According to some sources they are from middle Bosnia. In the past century, relatively most of Croatian residents bearing this family name were born in Split and on the Island of Vis. In Borovik on the Island of Vis every third inhabitant had the family name Mladineo.
Prevalence
About 180 people with faimily name Mladineo live in Croatia today, in 80 households. There were 160 of them in the middle of the past century, and their number increased by 10 percent. They are only located in in 13 Croatian cities and 8 other places, mostly in Split (55), Komiza on the Island of Vis (45), Supetar on the Island of Brac (20), Zagreb (15), and in Praznica on the Island of Brac (15).
Outside Croatia
At least seven families with this surname emigrated from Croatia to: the United States (3), Australia (2), Spain (1), and to Norway (1). Family name Mladineo is present in 13 countries on four continents. The family name "Mladineo " is used by some 100 people in Argentina , about 90 in the United States , and some 50 people in Brazil , some 50 people in Chile.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.