In Croatia, Potoč families are Croats (from Pleternica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pleternica area and in Pleternica area.
Prevalence
About 10 people with faimily name Potoč live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Slavonski Brod (<10), Stari Slatinik in Pleternica area (<10), and in Zagreb (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.