The Leos surname
In the 2010 U.S. Census, 5,888 people carried this name — #5,861 among all U.S. surnames, about 1 in every 50,000 people counted. That is up 24% from 4,741 in 2000.
In Argentina’s national register
At least 28 people named Leos 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.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In print
Leos in American newspapers,
1917–1926.
Chronicling America, Library of Congress — digitised newspapers in the public domain.
In print
Leos in Australian newspapers,
1840s–1970s.
1,136 articles name a Mr, Mrs or Miss Leos. The most, 173, date from the 1890s. New South Wales has the most articles, but weighed against how much of each state’s press from the same decades has been digitised, the name stands out most in Tasmania, at 2.2 times its expected share.
Articles, by state
Trove, National Library of Australia (trove.nla.gov.au) · articles in its digitised newspapers that name a Mr, Mrs or Miss Leos.
Who carried it
People named Leos,
with a public archive behind them.
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Catarino Leos 1935–2024 · composer
Wikidata (CC0).
In the public record
People named Leos,
in the records of 3 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 States213 records
- U.S. alien registration index, 1940–1955 154
- U.S. Army enlistment records, World War II 32
- U.S. veterans' cemetery records, burials to 2001 23
- U.S. service members who died in the Vietnam War 2
- Passenger arrivals in the United States, 1820–1912 1
- U.S. service members who died in the Korean War 1
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Example: U.S. war memorial War record Narciso LeosBorn 1948; from San Antonio, Texas. U.S. Marine Corps, rifleman; killed in action 1968 in Quang Nam, South Vietnam. Buried at Fort Sam Houston National Cemetery, Texas.
U.S. National Archives, Defense Casualty Analysis System (public domain); U.S. Department of Veterans Affairs, Gravesite Locator (CC0) -
Example: U.S. registration card, 1942 Military record Ambrocio LeosBorn 1923 in Texas. Enlisted 1942 at Houston; office clerk from Fort Bend County. U.S. Air Force veteran of World War II; died 1978, buried at Fort Sam Houston National Cemetery, Texas.
U.S. National Archives, WWII Army Enlistment Records (public domain); U.S. Department of Veterans Affairs, Gravesite Locator (CC0) -
Example: passenger manifest, 1903 Passenger record Karl LeosArrived at New York in 1892 aboard the Spree from Bremen and Southampton, aged 23; farmer. From Germany; bound for New York.
U.S. National Archives, Castle Garden Immigration Center Collection, Ship Passenger Records (unrestricted)
Showing 3 of 213 records for Leos in the United States.
Counts: U.S. National Archives, Flexoline Index Data File (public domain) · U.S. National Archives, WWII Army Enlistment Records (public domain) · U.S. Department of Veterans Affairs, Gravesite Locator (CC0) · U.S. National Archives, Defense Casualty Analysis System (public domain) · U.S. National Archives, Castle Garden Immigration Center Collection, Ship Passenger Records (unrestricted). Example pages, not the records of the people shown: Vietnam Veterans Memorial, photo by U.S. Army Sgt. 1st Class Michael J. Carden, 2009 (public domain); U.S. Selective Service registration card, 1942 (public domain); Passenger manifest of the S.S. St. Paul, New York, 1903 (public domain).
France7 records
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Example: French death register, 1930 Death record Marcelle Madeleine LeosBorn 1906 in Matour; died 2001 in Matour (Saône-et-Loire).
Insee, Fichier des personnes décédées (Licence Ouverte) -
Example: French death register, 1930 Death record Joseph LeosBorn 1916 in Algeria; died 2001 in Nice (Alpes-Maritimes).
Insee, Fichier des personnes décédées (Licence Ouverte) -
Example: French death register, 1930 Death record Louise LeosBorn 1896 in Quincié-en-Beaujolais; died 1982 in Belleville (Rhône).
Insee, Fichier des personnes décédées (Licence Ouverte)
Showing 3 of 7 records for Leos 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).
Netherlands2 records
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Example: civil register, 1880 Civil record Engel LeosBaptised in 1643 in Deventer.
Open Archives, Collectie Overijssel, locatie Deventer (CC BY 4.0) -
Example: civil register, 1880 Civil record Armgart LeosBaptised in 1643 in Deventer.
Open Archives, Collectie Overijssel, locatie Deventer (CC BY 4.0)
Counts: Open Archives (CC BY 4.0). Example pages, not the records of the people shown: Civil register, Berlin, 1880, Landesarchiv Berlin (CC0).
Nearby in the index
Surnames next to Leos.
- Leonhardt 3,491 · U.S. census
- Leonhart 539 · U.S. census
- Leoni 1,083 · U.S. census
- Leonidas 250 · U.S. census
- Leonis 153 · U.S. census
- Leopold 4,411 · U.S. census
- Lepage 3,865 · U.S. census
- Lepere 379 · U.S. census
- Lepez 359 · U.S. census
- Lepine 1,232 · U.S. census
- Lepley 2,295 · U.S. census
- Lepore 4,731 · U.S. census
When the index is not enough
This page says where Leos 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.