In Croatia, Večaj families are Croats (from Sveti Ivan Zelina ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Sveti Ivan Zelina.
Prevalence
About 30 people with faimily name Večaj live in Croatia today, in 13 households. There were 50 of them in the middle of the past century, and their number decreased by 30 percent. They are located in two Croatian counties, four cities and 5 other places, mostly in Zagreb (10), Gornja Drenova (<10), Donja Drenova (<10), Moravce (<5), and in Graberje Ivanicko (<5).
Outside Croatia
Family name Večaj (including: Vecsei , Vecaj , Vecay and Vechai ) is present in 20 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.