The Claudio surname
In the 2000 U.S. Census, 5,263 people carried this name — #6,018 among all U.S. surnames, about 1 in every 51,300 people counted.
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In France’s civil register
France’s register of deaths holds 59 people named Claudio.
22 of them were born outside France. Those born in France came from 9 départements, most often Pyrénées-Atlantiques.
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.
In Switzerland’s population statistics
34 people named Claudio live in Switzerland.
They live in 5 of Switzerland’s 26 cantons, most of all in Neuchâtel.
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.
Nearby in the index
Surnames next to Claudio.
- Clarke 62,546 · U.S. census
- Claro 960 · U.S. census
- Clary 10,918 · U.S. census
- Classen 1,851 · U.S. census
- Claud 618 · U.S. census
- Claude 1,789 · U.S. census
- Claudy 217 · U.S. census
- Claus 3,620 · U.S. census
- Clause 1,273 · U.S. census
- Clausel 145 · U.S. census
- Clausen 8,895 · U.S. census
- Clauson 2,228 · U.S. census
When the index is not enough
This page says where Claudio 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.