In Croatia, Orihovac families are almost entirely Croats (from Porec ), very rarely Slovenes (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Porec.
Prevalence
About 30 people with faimily name Orihovac live in Croatia today, in 11 households. There were 10 of them in the middle of the past century, and their number tripled. They are located in only five naselja i to in Porec (10), Pula (10), Zagreb (<10), Nova Vas (<5), and in Basarinka (<5).
Outside Croatia
Family name Orihovac is present in this form only in Croatia.