Mendeš families are Croats and they are mostly from Bosnian Posavina. In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Brcko area) and in Makarska.
Prevalence
About 380 people with faimily name Mendeš live in Croatia today, in 140 households. There were 100 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 29 cities and 26 other places, mostly in Zagreb (95), Vinkovci (60), Makarska (30), Nijemci in Vinkovci area (30), and in Glavina Donja (25).
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.