In Croatia, Radomilja families are generally Croats (from Split ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Split. In Stobreč in Split every tenth inhabitant had the family name Radomilja.
Prevalence
About 20 people with faimily name Radomilja live in Croatia today, in three households only. They are located in only one small Croatian place, in Stobrec (15).
Outside Croatia
Family name Radomilja is present in this form only in Croatia.