Osvald families are Croats and they are mostly from Iloka. In the past century, relatively most of Croatian residents bearing this family name were born in Ilok and Vukovar.
Prevalence
About 60 people with faimily name Osvald live in Croatia today, in 30 households. There were 120 of them in the middle of the past century, and their number halved. They are located in 7 Croatian counties, in 13 cities and 6 other places, mostly in Zagreb (20), Osijek (10), Ilok (10), Otok in Vinkovci area (<10), and in Makarska (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.