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

The Dupuy surname

In the 2010 U.S. Census, 3,548 people carried this name — #9,192 among all U.S. surnames, about 1 in every 83,300 people counted. That is up 4% from 3,404 in 2000.

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Where the name comes from

The origin of the Dupuy surname

The municipality in Québec is named after priest Jean-Baptiste Dupuy (1804 - 1879).

From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Dupuy» (French), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.

In France’s civil register

France’s register of deaths holds 15,393 people named Dupuy.

211 of them were born outside France. Those born in France came from 102 départements, most often Gironde.

Where it concentrates, on the map

Where they were born

Born outside France 211
Gironde 1,752
Dordogne 1,165
Paris 938
Haute-Vienne 928
Haute-Garonne 865
Corrèze 744
Gers 642
Loire 591

Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.

In Argentina’s national register

At least 1,492 people named Dupuy 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.

Where it concentrates, on the map

Where they live today

Buenos Aires Province 914
City of Buenos Aires 148
Tucumán 114
Santa Fe 91
Entre Ríos 80
La Pampa 65
Córdoba 39
Formosa 19

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

In Switzerland’s population statistics

96 people named Dupuy live in Switzerland.

They live in 6 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 41
Geneva 16
Valais 13
Fribourg 12
Neuchâtel 10
Ticino 4

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 Belgium’s population register

At least 32 people named Dupuy 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 Brussels-Capital.

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

Where they live today

Brussels-Capital 32

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

In print

Dupuy in American newspapers,
1910.

Newspaper page from Middlebury Register carrying the name Dupuy
Middlebury Register 1910-01-21
Newspaper page from The Leavenworth Echo carrying the name Dupuy
The Leavenworth Echo 1910-07-22
Newspaper page from Medford Mail Tribune carrying the name Dupuy
Medford Mail Tribune 1910-02-18

Chronicling America, Library of Congress — digitised newspapers in the public domain · 64,405 pages in all carry the name.

Who carried it

People named Dupuy,
with a public archive behind them.

  • Erycius Puteanus
    Erycius Puteanus 1574–1646 · writer
  • Pierre Dupuy
    Pierre Dupuy 1582–1651 · librarian
  • Jacques Dupuy
    Jacques Dupuy 1591–1656 · librarian
  • Arthur Dupuy d. 1967 · farmer
  • Henriette Dupuy d. 1971 · farmer
  • Jean-Baptiste Dupuy-Demportes d. 1770 · translator

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

Nearby in the index

Surnames next to Dupuy.

When the index is not enough

This page says where Dupuy 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.

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