In Croatia, Dobrina families are almost entirely Croats (from Klanjec area ), very rarely Slovenes (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Karlovac.
Prevalence
About 30 people with faimily name Dobrina live in Croatia today, in 14 households. They are located in 6 Croatian counties and two other places, mostly in Tuhelj in Klanjec area (<10), Karlovac (<10), Zagreb (<10), Senj (<5), and in Retkovci in Vinkovci area (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Dobrina is present in 18 countries on four continents.