The Guilbert surname
In the 2000 U.S. Census, 617 people carried this name — #34,673 among all U.S. surnames, about 1 in every 434,800 people counted.
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In France’s civil register
France’s register of deaths holds 7,127 people named Guilbert.
43 of them were born outside France. Those born in France came from 88 départements, most often Pas-de-Calais.
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 190 people named Guilbert 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 Hainaut.
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
43 people named Guilbert live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Vaud.
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 Guilbert.
- Guidotti 767 · U.S. census
- Guiducci 115 · U.S. census
- Guignard 349 · U.S. census
- Guijarro 662 · U.S. census
- Guilbault 864 · U.S. census
- Guilbeau 1,608 · U.S. census
- Guile 688 · U.S. census
- Guilherme 131 · U.S. census
- Guiliani 308 · U.S. census
- Guiliano 762 · U.S. census
- Guillard 229 · U.S. census
- Guillaume 2,451 · U.S. census
When the index is not enough
This page says where Guilbert 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.