In Croatia, Dorvak families are Croats (from Solin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Zagreb.
Prevalence
About 20 people with faimily name Dorvak live in Croatia today, in five households only. There were 10 of them in the middle of the past century, and their number doubled. They are located in only threee naselja i to in Konjsko in Solin area (<10), Zagreb (<10), and in Trogir (<5).
Outside Croatia
Family name Dorvak is present in two countries on two continents.