In Croatia, Potočar families are Croats (from Nasice area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 30 people with faimily name Potočar live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number increased by 40 percent. They are located and four other Croatian places, mostly in Josipovac (<10), Djurdjenovac in Nasice area (<10), Zadar (<5), Zagreb (<5), and in Pula (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.