In Croatia, Devjak families are generally Croats (from Rijeka ), rarely Italians (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Pula.
Prevalence
About 20 people with faimily name Devjak live in Croatia today, in 12 households. There were 30 of them in the middle of the past century, and their number decreased by 40 percent. They are only located in in 6 Croatian cities and another small place , mostly in Rijeka (15), Pula (<5), Borovo in Vukovar area (<5), Hreljin (<5), and in Zagreb (<5).