In Croatia, Doronjga families are Croats (from Hrvatska Kostajnica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Hrvatska Kostajnica area. In Borojevići in Hrvatska Kostajnica area every thirtieth inhabitant had the family name Doronjga.
Prevalence
Only a few people with faimily name Doronjga live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Zagreb (10).