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

The Grenon surname

In the 2010 U.S. Census, 734 people carried this name — #31,516 among all U.S. surnames, about 1 in every 400,000 people counted. That is down 3% from 754 in 2000.

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In France’s civil register

France’s register of deaths holds 981 people named Grenon.

1 of them were born outside France. Those born in France came from 52 départements, most often Charente-Maritime.

Where it concentrates, on the map

Where they were born

Born outside France 1
Charente-Maritime 164
Somme 136
Indre 81
Seine-Maritime 77
Paris 68
Pas-de-Calais 52
Loire-Atlantique 52
Loiret 40

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 521 people named Grenon 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 Santa Fe.

Where it concentrates, on the map

Where they live today

Santa Fe 283
Córdoba 81
Mendoza 80
Buenos Aires Province 45
Chaco 12
Entre Ríos 10
Misiones 10

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

In Switzerland’s population statistics

69 people named Grenon live in Switzerland.

They live in 4 of Switzerland’s 26 cantons, most of all in Valais.

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

Where they live today

Valais 39
Vaud 19
Geneva 7
Neuchâtel 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.

Who carried it

People named Grenon,
with a public archive behind them.

  • Nicolas Grenon 1375–1456 · composer
  • Hector Grenon 1908–1991 · writer
  • Michel Grenon 1928– · mathematician
  • Carol Grenon 1931–2002 · artist
  • Jean-Claude Grenon 1948– · politician
  • Daniel Grenon 1948– · politician

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

Nearby in the index

Surnames next to Grenon.

When the index is not enough

This page says where Grenon 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.

See what a volume holds
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