In Croatia, Mudronj families are Croats (from Pleternica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pozega.
Prevalence
Only a few people with faimily name Mudronj live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only two naselja i to in Migalovci in Pleternica area (<5) and Gradiste in Orahovica area (<5).
Outside Croatia
Family name Mudronj is present in 6 countries on two continents.