Lončarević families are frequently Croats and they are mostly from Hrvatska Kostajnica area , less frequently Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Pozega. In Bobovac in Hrvatska Kostajnica area every tenth inhabitant had the family name Lončarević.
Prevalence
About 1100 people with faimily name Lončarević live in Croatia today, in 520 households. There were 1600 of them in the middle of the past century, and their number decreased by 30 percent. They are located in almost all Croatian counties, in 60 cities and 131 other places, mostly in Zagreb (205), Bobovac in Hrvatska Kostajnica area (45), Petrinja (40), Kutina (35), and in Zupanja (35).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1735 in source Catholic Church Parish Records.