In Croatia, Radoslav families are generally Croats (from Pazin area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Rijeka.
Prevalence
About 50 people with faimily name Radoslav live in Croatia today, in 13 households. There were 60 of them in the middle of the past century, and their number decreased by 20 percent. They are located in four Croatian counties, four cities and threee other places, mostly in Rakotule in Pazin area (25), Rijeka (15), Pula (<10), Motovun in Buzet area (<5), and in Zagreb (<5).
Outside Croatia
Family name Radoslav is present in 19 countries on four continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.