The Simoncini surname
In the 2010 U.S. Census, 319 people carried this name — #62,714 among all U.S. surnames, about 1 in every 909,100 people counted. That is up 3% from 311 in 2000.
In Argentina’s national register
At least 483 people named Simoncini 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 mapWhere they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 181 people named Simoncini.
42 of them were born outside France. Those born in France came from 25 départements, most often Bouches-du-Rhône.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where 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
43 people named Simoncini 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.
Who carried it
People named Simoncini,
with a public archive behind them.
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Carlo Simoncini 1892–1916
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Francesco Simoncini 1912–1975 · type designer
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Francesco Simoncini 1912–1975 · type designer
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Francesco Simoncini 1914–1989 · politician
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Francesco Simoncini 1914–1989 · politician
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Costantino Simoncini 1918–1990 · lawyer
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Simoncini.
- Simmons 210,182 · U.S. census
- Simo 1,097 · U.S. census
- Simoens 150 · U.S. census
- Simoes 2,203 · U.S. census
- Simon 80,460 · U.S. census
- Simoncelli 249 · U.S. census
- Simone 7,221 · U.S. census
- Simoneau 2,090 · U.S. census
- Simonelli 1,768 · U.S. census
- Simonet 496 · U.S. census
- Simonetta 371 · U.S. census
- Simonetti 2,849 · U.S. census
When the index is not enough
This page says where Simoncini 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.