In Croatia, Kostanjević families are Croats (from Velika Gorica area ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Glina and in Velika Gorica area. In Gladovec Kravarski in Velika Gorica area every sixth inhabitant had the family name Kostanjević.
Prevalence
About 60 people with faimily name Kostanjević live in Croatia today, in 30 households. There were 80 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 6 Croatian counties, in 7 cities and 10 other places, mostly in Zagreb (10), Gladovec Kravarski in Velika Gorica area (<10), Dvorisce (<10), Krizovec (<5), and in Glina (<5).
Outside Croatia
Family name Kostanjević is present in two countries.