The Casoli surname
In the 2000 U.S. Census, 122 people carried this name — #128,797 among all U.S. surnames, about 1 in every 2,000,000 people counted.
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In France’s civil register
France’s register of deaths holds 76 people named Casoli.
20 of them were born outside France. Those born in France came from 13 départements, most often Doubs.
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
51 people named Casoli live in Switzerland.
They live in 6 of Switzerland’s 26 cantons, most of all in Ticino.
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 Casoli.
- Casimiro 1,416 · U.S. census
- Casini 361 · U.S. census
- Casner 1,770 · U.S. census
- Caso 1,458 · U.S. census
- Casola 391 · U.S. census
- Casolari 187 · U.S. census
- Caspar 372 · U.S. census
- Casper 12,458 · U.S. census
- Cassagne 135 · U.S. census
- Cassagnol 206 · U.S. census
- Cassan 143 · U.S. census
- Cassani 379 · U.S. census
When the index is not enough
This page says where Casoli 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.