In Croatia, Miro families are Croats (from the Island of Krk ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod area and in Slavonski Brod.
Prevalence
Only a few people with faimily name Miro live in Croatia today, in two households only. They are located in only one small Croatian place, in Punat on the Island of Krk (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Emigration Commission Zagreb.