Pereša families are Croats and they are mostly from Labin area. In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Labin area. In Bičići in Labin area every second inhabitant had the family name Pereša.
Prevalence
About 120 people with faimily name Pereša live in Croatia today, in 50 households. There were 110 of them in the middle of the past century, and their number increased by 0 percent. They are only located in threee Croatian cities and 8 other places, mostly in Pula (45), and in Bicici (25) and Sajini (15) in Labin area, and in Galizana (10) and Vodnjan (<10) in Pula area.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.