Pros families are Croats and they are mostly from Djurdjevac area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Djurdjevac area.
Prevalence
About 100 people with faimily name Pros live in Croatia today, in 40 households. There were 60 of them in the middle of the past century, and their number increased by 50 percent. They are located in 7 Croatian counties, in 11 cities and 16 other places, mostly in Zagreb (25), Koprivnica (10), Zdala in Djurdjevac area (<10), Rijeka (<10), and in Bjelovar (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.