The Casadei surname
In the 2000 U.S. Census, 183 people carried this name — #93,006 among all U.S. surnames, about 1 in every 1,428,600 people counted.
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In France’s civil register
France’s register of deaths holds 168 people named Casadei.
58 of them were born outside France. Those born in France came from 25 départements, most often Meurthe-et-Moselle.
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
93 people named Casadei live in Switzerland.
They live in 10 of Switzerland’s 26 cantons, most of all in Aargau.
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 Casadei.
- Carville 444 · U.S. census
- Carvin 806 · U.S. census
- Cary 12,013 · U.S. census
- Cas 115 · U.S. census
- Casa 637 · U.S. census
- Casabianca 140 · U.S. census
- Casado 1,889 · U.S. census
- Casagrande 1,236 · U.S. census
- Casal 813 · U.S. census
- Casale 4,356 · U.S. census
- Casali 679 · U.S. census
- Casalini 103 · U.S. census
When the index is not enough
This page says where Casadei 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.