The Gillon surname
In the 2000 U.S. Census, 1,324 people carried this name — #19,028 among all U.S. surnames, about 1 in every 204,100 people counted.
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In France’s civil register
France’s register of deaths holds 778 people named Gillon.
10 of them were born outside France. Those born in France came from 56 départements, most often Nord.
Where it concentrates, on the mapWhere they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
In Belgium’s population register
At least 175 people named Gillon live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Liège.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In Switzerland’s population statistics
62 people named Gillon live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Fribourg.
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 Gillon.
- Gillin 1,259 · U.S. census
- Gillio 205 · U.S. census
- Gillion 488 · U.S. census
- Gillis 18,438 · U.S. census
- Gillmann 111 · U.S. census
- Gillo 167 · U.S. census
- Gillot 115 · U.S. census
- Gillotte 248 · U.S. census
- Gilly 666 · U.S. census
- Gilman 11,948 · U.S. census
- Gilmer 6,500 · U.S. census
- Gilot 171 · U.S. census
When the index is not enough
This page says where Gillon 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.