The Rocca surname
In the 2010 U.S. Census, 1,748 people carried this name — #16,450 among all U.S. surnames, about 1 in every 169,500 people counted. That is up 12% from 1,561 in 2000.
What the name means
The meaning of the Rocca surname
rocca (“fortress”).
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Rocca» (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 3,670 people named Rocca 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 959 people named Rocca.
239 of them were born outside France. Those born in France came from 53 départements, most often Corsica.
Where it concentrates, on the mapWhere 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
335 people named Rocca live in Switzerland.
They live in 15 of Switzerland’s 26 cantons, most of all in Ticino.
Where it concentrates, on the mapWhere 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 70 people named Rocca 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 Liège.
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 Rocca,
with a public archive behind them.
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Angelo Rocca 1545–1620 · librarian -
Jean Rocca d. 1654 · joiner
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Francesco Rocca d. 1577 · bookseller
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Raffaele Rocca d. 1514 · Catholic priest
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Antonio Rocca d. 1660 · painter
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Giustina Rocca 1450–1502 · lawyer
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Rocca.
When the index is not enough
This page says where Rocca 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.