Do you know where they are from? German and Italian surnames are common in the South, São Paulo also has lots of people with Italian surnames and they aren't unheard of in Rio de Janeiro either.
Printable View
Paternal surname is of Tribal Turkic origin, belonging to these people.
https://en.wikipedia.org/wiki/Qizilbash
The three German or Italian Brazilians that I knew were all from Rio de Janeiro,
and the Brazilian American (mixed German and Italian) was from Miami Beach,
and her family was from Sao Paulo or Rio de Janeiro, I forgot.
They are all urban or suburban types, but I don't know for how many generations.
Yes, I heard that the southernmost part of Brazil is the most functional and European part! :)
My surname is Russian/Polish/Slavic linguistic origin, with a root word "coldness".
There is a great variety: Germanic (German, Yiddish, English, Swedish, Norwegian, Danish, Dutch), Slavic (Polish), Baltic (Lithuanian), Celtic (Irish, Scots Gaelic), Semitic (Hebrew)