The Simonin surname
In the 2010 U.S. Census, 400 people carried this name — #51,941 among all U.S. surnames, about 1 in every 714,300 people counted. That is down 7% from 428 in 2000.
In France’s civil register
France’s register of deaths holds 3,533 people named Simonin.
51 of them were born outside France. Those born in France came from 82 départements, most often Meurthe-et-Moselle.
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 Switzerland’s population statistics
367 people named Simonin live in Switzerland.
They live in 12 of Switzerland’s 26 cantons, most of all in Vaud.
Where it concentrates, on the mapWhere 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 Argentina’s national register
At least 54 people named Simonin 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 Córdoba.
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.
Who carried it
People named Simonin,
with a public archive behind them.
-
Valérie Simonin 1831–1919 · writer -
Henri Simonin 1855–1927 · judge -
Anna Simonin d. 1841
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Guillaume Simonin 1560–1630 · Catholic priest
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Claude Simonin 1635–1721 · engraver
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Jean-Baptiste Simonin 1750–1836
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Simonin.
- Simonelli 1,768 · U.S. census
- Simonet 496 · U.S. census
- Simonetta 371 · U.S. census
- Simonetti 2,849 · U.S. census
- Simoni 1,085 · U.S. census
- Simonian 1,701 · U.S. census
- Simonini 335 · U.S. census
- Simonis 1,011 · U.S. census
- Simons 25,755 · U.S. census
- Simony 106 · U.S. census
- Simplot 205 · U.S. census
- Simpson 163,181 · U.S. census
When the index is not enough
This page says where Simonin 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.