In Croatia, Mankas families are almost entirely Croats (from Petrinja area ), very rarely Czechs (from Sisak ). In the past century, relatively most of Croatian residents bearing this family name were born in Petrinja area and in Zagreb.
Prevalence
About 30 people with faimily name Mankas live in Croatia today, in 11 households. There were 60 of them in the middle of the past century, and their number halved. They are located in two Croatian counties, threee cities and 5 other places, mostly in Lekenik in Petrinja area (20), Sisak (<10), Jazvenik (<10), Sunja in Hrvatska Kostajnica area (<5), and in Vukovina (<5).