In Croatia, Blasoni families are Croats (from Zagreb ).
Prevalence
Only a few people with faimily name Blasoni live in Croatia today, in one household only. They are located in only two Croatian places: in Zagreb (<5) and Strmac in Labin area (<5).
Outside Croatia
Family name Blasoni is present in 9 countries on four continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over fifty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.