The Dauchy surname
In the 2010 U.S. Census, 103 people carried this name — #157,234 among all U.S. surnames, about 1 in every 3,333,300 people counted. That is down 3% from 106 in 2000.
In France’s civil register
France’s register of deaths holds 979 people named Dauchy.
9 of them were born outside France. Those born in France came from 39 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 60 people named Dauchy 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 West Flanders.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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 Dauchy,
with a public archive behind them.
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Luc Jacques Edouard Dauchy 1757–1817 · politician -
Clément Dauchy 1865–1927 · architect
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Julien Dauchy 1935– · photographer
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Elisabeth Dauchy 1946– · businessperson
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Jean-Louis Dauchy 1959– · politician
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Marie Dauchy 1987– · politician
Wikidata and Wikimedia Commons (CC0) · 7 lives in all are documented under this name.
Nearby in the index
Surnames next to Dauchy.
- Daub 2,017 · U.S. census
- Daube 461 · U.S. census
- Dauber 874 · U.S. census
- Daubert 1,610 · U.S. census
- Dauby 232 · U.S. census
- Dauch 246 · U.S. census
- Dauer 1,456 · U.S. census
- Daul 795 · U.S. census
- Dault 516 · U.S. census
- Daum 3,154 · U.S. census
- Daunis 208 · U.S. census
- Dauphin 1,646 · U.S. census
When the index is not enough
This page says where Dauchy 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.