The Porco surname
In the 2010 U.S. Census, 738 people carried this name — #31,383 among all U.S. surnames, about 1 in every 400,000 people counted. That is down 20% from 922 in 2000.
In Argentina’s national register
At least 2,637 people named Porco 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 Belgium’s population register
At least 70 people named Porco live in Belgium.
Statbel only publishes a name in a municipality when five or more people there share it, so the real number is higher. Most of them live in Limburg.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 58 people named Porco.
Most of them — 37 — were born outside France. Those born in France came from 11 départements, most often Seine-Saint-Denis.
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
23 people named Porco live in Switzerland.
They live in 4 of Switzerland’s 26 cantons, most of all in Ticino.
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 Porco,
with a public archive behind them.
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Carolyn Porco 1953– · astronomer
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Christopher Porco 1983–
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Filippo Porco 1989– · association football player
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Linden Porco 1996– · film actor
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Francesco Porco 1999– · competitive diver
Wikidata (CC0).
Nearby in the index
Surnames next to Porco.
- Poppe 3,333 · U.S. census
- Populus 121 · U.S. census
- Pora 103 · U.S. census
- Porcelli 1,627 · U.S. census
- Porche 2,251 · U.S. census
- Porcher 822 · U.S. census
- Pore 771 · U.S. census
- Porebski 154 · U.S. census
- Poree 242 · U.S. census
- Poret 222 · U.S. census
- Porier 143 · U.S. census
- Porlier 133 · U.S. census
When the index is not enough
This page says where Porco 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.