The Petrilli surname
In the 2010 U.S. Census, 654 people carried this name — #34,574 among all U.S. surnames, about 1 in every 454,500 people counted. That is down 14% from 759 in 2000.
What the name means
The meaning of the Petrilli surname
A surname originating as a patronymic.
From a hypocoristic form of the personal name Pietro.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Petrilli» (Italian), by Wiktionary contributors · licensed CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0) · excerpt, lightly adapted.
In Argentina’s national register
At least 90 people named Petrilli 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.
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.
In France’s civil register
France’s register of deaths holds 89 people named Petrilli.
43 of them were born outside France. Those born in France came from 7 départements, most often Paris.
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
22 people named Petrilli live in Switzerland.
They live in 5 of Switzerland’s 26 cantons, most of all in Graubünden.
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 Petrilli,
with a public archive behind them.
-
Oreste Petrilli 1838–1914 · politician
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Aristide Petrilli 1868– · sculptor
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Enrico Petrilli 1885–1968 · Catholic bishop
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Raffaele Pio Petrilli 1892–1971 · politician
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Raffaele Pio Petrilli 1892–1971 · politician
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Miguel Petrilli 1910–1995 · politician
Wikidata (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Petrilli.
- Petra 270 · U.S. census
- Petras 1,562 · U.S. census
- Petre 1,496 · U.S. census
- Petrella 2,913 · U.S. census
- Petrelli 422 · U.S. census
- Petri 3,115 · U.S. census
- Petrillo 4,179 · U.S. census
- Petrini 878 · U.S. census
- Petris 207 · U.S. census
- Petro 5,777 · U.S. census
- Petrocchi 120 · U.S. census
- Petroff 2,018 · U.S. census
When the index is not enough
This page says where Petrilli 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.