In Croatia, Petris families are generally Croats (from Rijeka ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Rijeka.
Prevalence
About 20 people with faimily name Petris live in Croatia today, in 9 households. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in only five naselja i to in Rijeka (10), Zagreb (<10), Pula (<5), Cres on the Island of Cres (<5), and in Prigorje Brdovecko in Zapresic area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over sixty times, the first time 1614 in source Catholic Church Parish Records.