Courtois surname: U.S. census count, rank and records | FamilyCrests

The Courtois surname

In the 2010 U.S. Census, 1,271 people carried this name — #20,780 among all U.S. surnames, about 1 in every 232,600 people counted. That is up 9% from 1,162 in 2000.

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In France’s civil register

France’s register of deaths holds 7,606 people named Courtois.

113 of them were born outside France. Those born in France came from 97 départements, most often Paris.

Where it concentrates, on the map

Where they were born

Born outside France 113
Paris 974
Vienne 362
Seine-Maritime 357
Nord 288
Yvelines 265
Somme 261
Pas-de-Calais 244
Aisne 209

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 903 people named Courtois 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 map

Where they live today

Liège 188
Luxembourg Province 157
Hainaut 152
Namur 146
Walloon Brabant 103
Brussels-Capital 87
Flemish Brabant 34
Limburg 17

Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.

In Switzerland’s population statistics

99 people named Courtois live in Switzerland.

They live in 5 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

Vaud 34
Geneva 32
Fribourg 24
Zurich 6
Valais 3

Swiss Federal Statistical Office (FSO), «Surnames of the permanent resident population by canton», 2025, opendata.swiss/en/dataset/nachnamen-der-standigen-wohnbevolkerung-nach-kanton3 · names with fewer than 3 bearers in a canton are not published.

In Argentina’s national register

At least 66 people named Courtois live in Argentina.

RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Buenos Aires Province.

Too few records to say where it concentrates region by region — these are plain counts, not shares.

Where they live today

Buenos Aires Province 40
City of Buenos Aires 13
San Luis 13

RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.

Who carried it

People named Courtois,
with a public archive behind them.

  • Jacques Courtois
    Jacques Courtois 1621–1676 · painter
  • Claude Joseph Courtois d. 1874 · writer
  • Joannes Courtois d. 1662 · chaplain
  • A. Courtois d. 1850 · lithographer
  • Jean Courtois d. 1436 · heraldist
  • Jean Courtois 1500– · composer

Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.

Nearby in the index

Surnames next to Courtois.

When the index is not enough

This page says where Courtois 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.

See what a volume holds
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