The Avendano surname
In the 2010 U.S. Census, 6,086 people carried this name — #5,695 among all U.S. surnames, about 1 in every 48,500 people counted. That is up 70% from 3,586 in 2000.
Where the name comes from
The origin of the Avendano surname
Anglicization of Spanish Avendaño, a surname of Basque origin.
From Wiktionary, the free dictionary (en.wiktionary.org) — entry «Avendano» (English), 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 12,667 people named Avendano 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
27 people named Avendano live in Switzerland.
They live in 3 of Switzerland’s 26 cantons, most of all in Geneva.
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
22 people named Avendano 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
Avendano in American newspapers,
1916–1928.
Chronicling America, Library of Congress — digitised newspapers in the public domain · 1,065 pages in all carry the name.
Who carried it
People named Avendano,
with a public archive behind them.
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Gábor Corzan Avendano 1827–1903 · mathematician
Wikidata (CC0) · portraits via Wikimedia Commons, shown cropped, in the public domain or CC0 · 3 lives in all are documented under this name.
In the public record
People named Avendano,
in the records of 2 countries.
Soldiers, farmers, migrants and neighbours who carried the name and left a trace in public archives. Everyone shown here died long ago or was born more than a century ago.
United States91 records
- U.S. alien registration index, 1940–1955 81
- U.S. veterans' cemetery records, burials to 2001 5
- U.S. Army enlistment records, World War II 5
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Example: U.S. registration card, 1942 Military record Elias AvendanoBorn 1907 in Colombia. Enlisted 1944 at New York City, from New York County, New York. U.S. Army veteran of World War II; died 1983, buried at Calverton National Cemetery, New York.
U.S. National Archives, WWII Army Enlistment Records (public domain); U.S. Department of Veterans Affairs, Gravesite Locator (CC0) -
Example: U.S. burial record, 1864 Burial record Francisco B. AvendanoU.S. Army veteran of the Vietnam War. Born 1947, died 1988; buried at Riverside National Cemetery, California.
U.S. Department of Veterans Affairs, Gravesite Locator (CC0) -
Example: U.S. alien registration card, 1940s Alien registration Enriqueta AvendanoBorn 1884 in Mexico. Registered as a foreign national in Bergen County, New Jersey, under the Alien Registration Act of 1940.
U.S. National Archives, Flexoline Index Data File (public domain)
Showing 3 of 91 records for Avendano in the United States.
Counts: U.S. National Archives, Flexoline Index Data File (public domain) · U.S. Department of Veterans Affairs, Gravesite Locator (CC0) · U.S. National Archives, WWII Army Enlistment Records (public domain). Example pages, not the records of the people shown: U.S. Selective Service registration card, 1942 (public domain); Record of death and interment, Camp Nelson, Kentucky, 1864, U.S. National Archives (public domain); Alien Registration Receipt Card, Form AR-3, photo by Bobjgalindo via Wikimedia Commons (CC BY 4.0).
France5 records
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Example: French death register, 1930 Death record Angel Benigno AvendanoBorn 1917 in Spain; died 1991 in Rennes (Ille-et-Vilaine).
Insee, Fichier des personnes décédées (Licence Ouverte) -
Example: French death register, 1930 Death record Lucien Julien AvendanoBorn 1918 in Paris; died 1999 in Château-d'Olonne (Vendée).
Insee, Fichier des personnes décédées (Licence Ouverte) -
Example: French death register, 1930 Death record Prosper Julien Marcel AvendanoBorn 1912 in Calais (Pas-de-Calais); died 1983 in Beauvais (Oise).
Insee, Fichier des personnes décédées (Licence Ouverte)
Showing 3 of 5 records for Avendano in France.
Counts: Insee, Fichier des personnes décédées (Licence Ouverte). Example pages, not the records of the people shown: Death register of Nice, 1930, Archives départementales des Alpes-Maritimes (public domain).
Nearby in the index
Surnames next to Avendano.
- Avedissian 267 · U.S. census
- Avelar 7,564 · U.S. census
- Avella 745 · U.S. census
- Avellan 346 · U.S. census
- Avellaneda 2,090 · U.S. census
- Avena 895 · U.S. census
- Averill 3,529 · U.S. census
- Aversa 1,334 · U.S. census
- Avery 39,564 · U.S. census
- Avila 97,314 · U.S. census
- Aviles 25,716 · U.S. census
- Avina 9,122 · U.S. census
When the index is not enough
This page says where Avendano 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.