The Biasi surname
In the 2000 U.S. Census, 400 people carried this name — #49,366 among all U.S. surnames, about 1 in every 666,700 people counted.
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In Switzerland’s population statistics
92 people named Biasi live in Switzerland.
They live in 9 of Switzerland’s 26 cantons, most of all in St. Gallen.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss · names with fewer than 3 bearers in a canton are not published.
In France’s civil register
France’s register of deaths holds 63 people named Biasi.
31 of them were born outside France. Those born in France came from 15 départements, most often Charente-Maritime.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
Nearby in the index
Surnames next to Biasi.
- Bianco 8,228 · U.S. census
- Biancone 112 · U.S. census
- Bianconi 361 · U.S. census
- Bianucci 187 · U.S. census
- Biard 254 · U.S. census
- Bias 5,615 · U.S. census
- Biava 151 · U.S. census
- Bibens 198 · U.S. census
- Bibi 955 · U.S. census
- Bibian 506 · U.S. census
- Bican 158 · U.S. census
- Bich 143 · U.S. census
When the index is not enough
This page says where Biasi is.
A volume says what happened to it.
Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.