The Rosa surname
In the 2010 U.S. Census, 33,521 people carried this name — #1,035 among all U.S. surnames, about 1 in every 8,800 people counted. That is up 18% from 28,375 in 2000.
In Argentina’s national register
At least 9,653 people named Rosa 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 Poland’s population register
7,128 people named Rosa have a registered home in Poland.
Of the 7,889 in Poland’s national register, these are the ones with a permanent address on file. They live in all 16 of Poland’s voivodeships, most of all in Masovian.
Where it concentrates, on the mapWhere they live today
PESEL register, Ministry of Digital Affairs of Poland (dane.gov.pl) — CC0 · living people by voivodeship of permanent residence, 20 January 2026.
In France’s civil register
France’s register of deaths holds 1,218 people named Rosa.
511 of them were born outside France. Those born in France came from 74 départements, most often Bouches-du-Rhône.
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
1,150 people named Rosa live in Switzerland.
They live in 23 of Switzerland’s 26 cantons, most of all in Vaud.
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 180 people named Rosa 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 Hainaut.
Where it concentrates, on the mapWhere they live today
Statbel (Statistics Belgium), family names of the population by municipality, 1 January 2026 — CC BY 4.0.
In the Nordic population registers
37 people named Rosa is counted in Sweden.
Sweden’s figure is from 31 December 2022, the last count Statistics Sweden published.
Counted, by country
Own calculations based on data from Statistics Sweden (SCB), surnames with at least two bearers, 31 December 2022 — CC BY 4.0 (names with 20 or more bearers shown).
In print
Rosa in American newspapers,
1918.
Chronicling America, Library of Congress — digitised newspapers in the public domain.
Who carried it
People named Rosa,
with a public archive behind them.
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Johannes Rosa 1532–1571 · historian -
Jonas Rosa d. 1620 · printer
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Francesco Rosa d. 1723 · painter
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Esther Rosa d. 1662 · publisher
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Giovanni Rosa d. 1448 · Catholic priest
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Francesco Rosa d. 1500 · Catholic priest
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Rosa.
- Ropers 127 · U.S. census
- Ropp 2,270 · U.S. census
- Roque 15,203 · U.S. census
- Roques 399 · U.S. census
- Roquet 333 · U.S. census
- Ros 2,213 · U.S. census
- Rosada 185 · U.S. census
- Rosado 26,998 · U.S. census
- Rosamond 875 · U.S. census
- Rosan 144 · U.S. census
- Rosano 924 · U.S. census
- Rosar 209 · U.S. census
When the index is not enough
This page says where Rosa 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.