Jovančević families can be both Serbs and Croats (from Zadar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Obrovac and Zadar. In Krupa in Obrovac every fourth inhabitant had the family name Jovančević.
Prevalence
About 190 people with faimily name Jovančević live in Croatia today, in 90 households. There were 350 of them in the middle of the past century, and their number halved. They are located in the most of Croatian counties, in 16 cities and 14 other places, mostly in Zadar (>30), Galovac in Zadar area (25), Zagreb (15), Rijeka (15), and in Dubrovnik (<10).
Outside Croatia
Family name Jovančević is present in 14 countries on four continents. The family name "Jovancevic " is used by small number of people in the United States , small number in Germany , and small number of people in France.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1938 in source Emigration Commission Zagreb.