In Croatia, Radonja families are generally Croats (from Sinj ), very rarely Czechs (from Rijeka ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Sinj and Zadar.
Prevalence
About 30 people with faimily name Radonja live in Croatia today, in 13 households. There were 20 of them in the middle of the past century, and their number increased by 40 percent. They are located in 6 Croatian counties, in 7 cities and threee other places, mostly in Glavice (10), Zadar (<10), Sinj (<10), Turjaci (<10), and in Rijeka (<5).
Outside Croatia
Family name Radonja is present in 15 countries on four continents. "Radogna " is used by some 900 people in Italy , about 200 in the United States , and small number of people in Argentina.
