The Legendre surname
In the 2010 U.S. Census, 1,860 people carried this name — #15,687 among all U.S. surnames, about 1 in every 158,700 people counted. That is up 7% from 1,746 in 2000.
Where the name comes from
The origin of the Legendre surname
Legendre: a surname.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Legendre» (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 7,170 people named Legendre.
64 of them were born outside France. Those born in France came from 89 départements, most often Ille-et-Vilaine.
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 Argentina’s national register
At least 94 people named Legendre 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
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In Switzerland’s population statistics
61 people named Legendre live in Switzerland.
They live in 7 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
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 46 people named Legendre 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 Luxembourg Province.
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.
In print
Legendre in American newspapers,
1895–1926.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 14,038 pages in all carry the name.
Who carried it
People named Legendre,
with a public archive behind them.
-
Laurent François Legendre 1741–1802 · politician -
Adrien-Marie Legendre 1752–1833 · writer -
Louis Legendre 1752–1797 · politician -
Antoine Legendre 1590–1665 · Catholic priest
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Nicolas Legendre 1619–1671 · sculptor
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Jean-Gabriel Legendre 1714–1770 · architect
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Legendre.
- Legare 1,326 · U.S. census
- Legat 162 · U.S. census
- Legate 890 · U.S. census
- Legault 1,874 · U.S. census
- Legay 112 · U.S. census
- Lege 804 · U.S. census
- Leger 10,221 · U.S. census
- Legere 2,270 · U.S. census
- Legier 145 · U.S. census
- Lego 936 · U.S. census
- Legoff 195 · U.S. census
- Legon 194 · U.S. census
When the index is not enough
This page says where Legendre 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.