In Croatia, Pratengrazer families are Croats (from Pregrada area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Pregrada area.
Prevalence
About 10 people with faimily name Pratengrazer live in Croatia today, in 7 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only two Croatian places: in Zagreb (<10) and Risvica in Pregrada area (<10).
Outside Croatia
Family name Pratengrazer is present in this form only in Croatia.