In Croatia, Udovčević families are generally Croats (from Vinkovci area ), very rarely Bosniaks (from Kastav ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Osijek.
Prevalence
About 20 people with faimily name Udovčević live in Croatia today, in 8 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in threee Croatian counties, four cities and threee other places, mostly in Dalj (<10) and Aljmas (<10) in Vinkovci area, Zagreb (<5), Kastav (<5), and in Djakovo (<5).
Outside Croatia
Family name Udovčević is present in this form only in Croatia.