Patajac families are Croats and they are mostly from Nasice area. In the past century, relatively most of Croatian residents bearing this family name were born in Nasice area and in Osijek.
Prevalence
About 100 people with faimily name Patajac live in Croatia today, in 40 households. There were 150 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties, in 8 cities and 10 other places, mostly in Osijek (15), Zagreb (15), Donja Moticina in Nasice area (10), Donji Miholjac (<10), and in Nasice (<10).
Outside Croatia
Family name Patajac is present in 6 countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.