In Croatia, Bertanjoli families are almost entirely Croats (from Podrinje (Bosnia) ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and in Middle Bosnia (Vares area). In Luke in Middle Bosnia every seventh inhabitant had the family name Bertanjoli.
Prevalence
About 30 people with faimily name Bertanjoli live in Croatia today, in 14 households. They are located in only five naselja i to in Slavonski Brod (15), Osijek (10), Medulin in Pula area (<5), Pula (<5), and in Tenja (<5).