The Bertolo surname
In the 2010 U.S. Census, 236 people carried this name — #80,419 among all U.S. surnames, about 1 in every 1,250,000 people counted. That is up 8% from 218 in 2000.
In Argentina’s national register
At least 720 people named Bertolo 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 175 people named Bertolo.
39 of them were born outside France. Those born in France came from 28 départements, most often Savoie.
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
56 people named Bertolo live in Switzerland.
They live in 9 of Switzerland’s 26 cantons, most of all in Zurich.
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 Bertolo,
with a public archive behind them.
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Giovanni Maria Bertolo 1631–1707 · jurist
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Pasquale Bertolo 1872–1937 · chemist
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Amedeo Bertolo 1941–2016 · economist
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Amedeo Bertolo 1941–2016 · economist
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Aldo Bertolo 1949– · opera singer
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Dino Bertolo 1953– · sport cyclist
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Bertolo.
- Bertola 403 · U.S. census
- Bertoldi 389 · U.S. census
- Bertoldo 367 · U.S. census
- Bertoli 451 · U.S. census
- Bertolini 1,861 · U.S. census
- Bertolino 871 · U.S. census
- Bertolone 198 · U.S. census
- Bertolotti 368 · U.S. census
- Bertolozzi 208 · U.S. census
- Bertolucci 302 · U.S. census
- Berton 756 · U.S. census
- Bertoncini 268 · U.S. census
When the index is not enough
This page says where Bertolo 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.
