The Rosas surname
In the 2000 U.S. Census, 31,050 people carried this name — #1,030 among all U.S. surnames, about 1 in every 8,690 people counted.
In France’s civil register
France’s register of deaths holds 68 people named Rosas.
Most of them — 35 — were born outside France. Those born in France came from 14 départements, most often Meurthe-et-Moselle.
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
56 people named Rosas live in Switzerland.
They live in 9 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 · names with fewer than 3 bearers in a canton are not published.
In print
Rosas in American newspapers,
1852–1952.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 857,720 pages in all carry the name.
Who carried it
People named Rosas,
with a public archive behind them.
-
Anton von Rosas 1791–1855 · physician -
Juan Manuel de Rosas meow 1793–1877 · military personnel -
Manuela Rosas 1817–1898 · politician -
Mariano Rosas 1825–1877 · cacique -
Francisco Rosas 1829–1899 · physician
Wikidata and Wikimedia Commons (CC0) · 92 lives in all are documented under this name.
Nearby in the index
Surnames next to Rosas.
- Rosada 173 · U.S. census
- Rosado 22,066 · U.S. census
- Rosamond 827 · U.S. census
- Rosan 176 · U.S. census
- Rosano 886 · U.S. census
- Rosar 246 · U.S. census
- Rosati 2,790 · U.S. census
- Rosato 2,367 · U.S. census
- Rose 146,924 · U.S. census
- Rosel 693 · U.S. census
- Rosell 1,711 · U.S. census
- Roselle 849 · U.S. census
When the index is not enough
This page says where Rosas 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.