In Croatia, Mileša families are predominantly Croats (from Porec area ), rarely Italians (also from Porec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula. In Kočići in Porec area every third inhabitant had the family name Mileša.
Prevalence
Only a few people with faimily name Mileša live in Croatia today, in three households only. They are located in only one small Croatian place, in Kocici in Porec area (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1927 in source Emigration Commission Zagreb.