In Croatia, Cumbaj families are Croats (from Ivanic-Grad area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanic-Grad area and in Cazma.
Prevalence
About 20 people with faimily name Cumbaj live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only five naselja i to in Obedisce in Ivanic-Grad area (<10), Velika Gorica (<10), Zagreb (<5), Velika Mlaka (<5), and in Recica Kriska in Ivanic-Grad area (<5).
Outside Croatia
Family name Cumbaj (including: Cumbay , Chumbay and Cumbai ) is present in 8 countries on four continents. "Cumbay " is used by some 60 people in Peru and small number in the United States.
