The Ruocco surname
In the 2010 U.S. Census, 1,252 people carried this name — #21,009 among all U.S. surnames, about 1 in every 238,100 people counted. That is up 11% from 1,133 in 2000.
In Argentina’s national register
At least 391 people named Ruocco 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 94 people named Ruocco.
24 of them were born outside France. Those born in France came from 11 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
61 people named Ruocco live in Switzerland.
They live in 7 of Switzerland’s 26 cantons, most of all in Bern.
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.
In Belgium’s population register
At least 23 people named Ruocco 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.
Who carried it
People named Ruocco,
with a public archive behind them.
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Giobbe Ruocco 1879–1957 · historian
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Giobbe Ruocco 1879–1957 · historian
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Ettore Ruocco 1920–1944 · partisan
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Renato Ruocco 1921–1987 · composer
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Renato Ruocco 1921–1987 · composer
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Domenico Ruocco 1924–2011 · writer
Wikidata (CC0) · 9 lives in all are documented under this name.
Nearby in the index
Surnames next to Ruocco.
When the index is not enough
This page says where Ruocco 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.