In Croatia, Šćrbak families are generally Croats (from Sisak area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Sisak area and in Sisak.
About 20 people with faimily name Šćrbak live in Croatia today, in 8 households. There were 40 of them in the middle of the past century, and their number halved. They are located and four other Croatian places, mostly in Desno Trebarjevo in Sisak area (10), Osijek (<5), Petrinja (<5), Lijevo Trebarjevo in Sisak area (<5), and in Rijeka (<5).