Prtenjača families are Croats and they are mostly from Benkovac area. In the past century, relatively most of Croatian residents bearing this family name were born in Benkovac area and in Zadar. In Polača in Benkovac area every sixth inhabitant had the family name Prtenjača.
Prevalence
About 450 people with faimily name Prtenjača live in Croatia today, in 160 households. There were 170 of them in the middle of the past century, and their number more than doubled. They are located in 9 Croatian counties, in 12 cities and 17 other places, mostly in Polaca in Benkovac area (185), Zadar (105), Rijeka (45), Sveti Filip i Jakov in Biograd na moru area (35), and in Zagreb (20).
Outside Croatia
Family name Prtenjača is present in 8 countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.