The Decoux surname
In the 2010 U.S. Census, 382 people carried this name — #54,055 among all U.S. surnames, about 1 in every 769,200 people counted. That is down 1% from 387 in 2000.
In France’s civil register
France’s register of deaths holds 564 people named Decoux.
8 of them were born outside France. Those born in France came from 47 départements, most often Haute-Vienne.
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 209 people named Decoux 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 Namur.
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.
Who carried it
People named Decoux,
with a public archive behind them.
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Jean Decoux 1884–1963 · politician -
Joseph Decoux 1802–1837 · painter
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Michel Decoux 1837–1924 · sculptor
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Leopold Decoux 1908–1996 · politician
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Marcel Decoux 1910–1995 · association football player
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Edmond Decoux 1954– · politician
Wikidata and Wikimedia Commons (CC0) · 7 lives in all are documented under this name.
Nearby in the index
Surnames next to Decoux.
- Decorte 541 · U.S. census
- Decory 175 · U.S. census
- Decosse 185 · U.S. census
- Decoster 1,084 · U.S. census
- Decot 174 · U.S. census
- Decou 480 · U.S. census
- Decraene 232 · U.S. census
- Decroix 200 · U.S. census
- Dede 625 · U.S. census
- Dedecker 457 · U.S. census
- Deel 4,478 · U.S. census
- Defay 238 · U.S. census
When the index is not enough
This page says where Decoux 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.