The Fontanini surname
In the 2010 U.S. Census, 190 people carried this name — #95,955 among all U.S. surnames, about 1 in every 1,666,700 people counted. That is up 12% from 169 in 2000.
In Argentina’s national register
At least 788 people named Fontanini 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 Entre Ríos.
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 94 people named Fontanini.
19 of them were born outside France. Those born in France came from 13 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
29 people named Fontanini live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Geneva.
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 Fontanini,
with a public archive behind them.
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Giusto Fontanini 1666–1736 · writer -
Benedetto Fontanini 1495–1556 · monk
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Carlo Fontanini 1766–1848 · Catholic priest
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Pietro Fontanini 1952– · politician
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Roberto Fontanini 1962– · association football player
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Fabricio Fontanini 1990– · association football player
Wikidata and Wikimedia Commons (CC0).
Nearby in the index
Surnames next to Fontanini.
- Fontaine 11,901 · U.S. census
- Fontan 659 · U.S. census
- Fontana 7,685 · U.S. census
- Fontane 165 · U.S. census
- Fontanella 512 · U.S. census
- Fontanelli 114 · U.S. census
- Fonte 1,631 · U.S. census
- Fontenelle 359 · U.S. census
- Fontes 4,478 · U.S. census
- Fonti 315 · U.S. census
- Fonvielle 113 · U.S. census
- Foos 2,209 · U.S. census
When the index is not enough
This page says where Fontanini 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.
