The Dufrenne surname
In the 2010 U.S. Census, 101 people carried this name — #159,712 among all U.S. surnames, about 1 in every 3,333,300 people counted. That is down 11% from 113 in 2000.
In France’s civil register
France’s register of deaths holds 511 people named Dufrenne.
6 of them were born outside France. Those born in France came from 37 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 25 people named Dufrenne 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.
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 Dufrenne,
with a public archive behind them.
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Oscar Dufrenne 1875–1933 · politician -
Mikel Dufrenne 1910–1995 · university teacher
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Suzy Dufrenne 1919–2012 · university teacher
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Jean-Louis Dufrenne 1950– · politician
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Marc Dufrenne 1951– · politician
Wikidata and Wikimedia Commons (CC0).
Nearby in the index
Surnames next to Dufrenne.
- Duflo 143 · U.S. census
- Dufort 650 · U.S. census
- Dufour 4,647 · U.S. census
- Dufraine 112 · U.S. census
- Dufrane 535 · U.S. census
- Dufrene 3,115 · U.S. census
- Dufresne 4,611 · U.S. census
- Dugal 632 · U.S. census
- Dugard 302 · U.S. census
- Dugas 6,871 · U.S. census
- Dugat 266 · U.S. census
- Dugay 378 · U.S. census
When the index is not enough
This page says where Dufrenne 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.