In Croatia, Dorinka families are generally Croats (from Orahovica area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Orahovica area and in Slatina area.
Prevalence
About 10 people with faimily name Dorinka live in Croatia today, in three households only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in only four Croatian places: in Cetekovac in Orahovica area (<10), Osijek (<5), Brijesce (<5), and in Cojlug in Orahovica area (<5).
Outside Croatia
Family name Dorinka is present in this form only in Croatia.