In Croatia, Duscovich families are Croats by relative majority (from Rijeka ), equally Italians (also from Rijeka ).
Prevalence
Only a few people with faimily name Duscovich live in Croatia today, in two households only. They are located in one Croatian city only, in Rijeka (<5).
Outside Croatia
Family name Duscovich is present in four countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.