The Plaza surname
In the 2010 U.S. Census, 6,075 people carried this name — #5,709 among all U.S. surnames, about 1 in every 48,500 people counted. That is up 29% from 4,705 in 2000.
In Argentina’s national register
At least 9,117 people named Plaza 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
3,028 people named Plaza have a registered home in Poland.
Of the 3,417 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 Silesian.
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 491 people named Plaza.
Most of them — 259 — were born outside France. Those born in France came from 51 départements, most often Hauts-de-Seine.
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
86 people named Plaza live in Switzerland.
They live in 9 of Switzerland’s 26 cantons, most of all in Vaud.
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 the Nordic population registers
44 people named Plaza 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
Plaza in American newspapers,
1851–1911.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 498,719 pages in all carry the name.
Who carried it
People named Plaza,
with a public archive behind them.
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Ambrosio Plaza 1791–1821 · military personnel -
Antonio Plaza 1830–1882 · writer -
Sara Beatriz Plaza Diaz d. 1985 · homemaker
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Manuel Benito Plaza Arellano d. 1973
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Miguel Segundo Plaza Narvaez d. 1973
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Juan de la Plaza 1527–1602 · missionary
Wikidata and Wikimedia Commons (CC0) · 10 lives in all are documented under this name.
Nearby in the index
Surnames next to Plaza.
When the index is not enough
This page says where Plaza 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.