The Arias surname
In the 2010 U.S. Census, 57,477 people carried this name — #581 among all U.S. surnames, about 1 in every 5,130 people counted. That is up 43% from 40,086 in 2000.
In Argentina’s national register
At least 96,005 people named Arias 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 Switzerland’s population statistics
533 people named Arias live in Switzerland.
They live in 19 of Switzerland’s 26 cantons, most of all in Zurich.
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 France’s civil register
France’s register of deaths holds 409 people named Arias.
150 of them were born outside France. Those born in France came from 39 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 the Nordic population registers
70 people named Arias 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
Arias in American newspapers,
1931–1945.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 385,104 pages in all carry the name.
Who carried it
People named Arias,
with a public archive behind them.
-
Pedro Arias Dávila 1440–1531 · military personnel -
Benito Arias Montano 1527–1598 · librarian -
Francisco Arias de Bobadilla 1537–1610 · military personnel -
Hernando Arias de Saavedra 1561–1634 · military personnel -
Fernando Arias de Ugarte 1561–1638 · archbishop
Wikidata and Wikimedia Commons (CC0) · 182 lives in all are documented under this name.
Nearby in the index
Surnames next to Arias.
When the index is not enough
This page says where Arias 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.