In Croatia, Kalemušić families are Croats (from Sveti Ivan Zelina ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in East Herzegovina (Gacko area). In Tješilo in Middle Bosnia every fourtieth inhabitant had the family name Kalemušić.
Prevalence
About 10 people with faimily name Kalemušić live in Croatia today, in two households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only threee naselja i to in Ivanja Reka (<5), Donje Psarjevo (<5), and in Zagreb (<5).
Outside Croatia
Family name Kalemušić is present in two countries on two continents.