Find out how popular the last name Loos is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Loos.

Loos, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Loos surname is from the 2010 census data.

Popularity of Loos in America

Loos is the 8159th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Loos surname appeared 4,064 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 1 people would have the surname Loos.

We can also compare 2010 data for Loos to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Loos

The surname Loos is of Dutch origin, with roots dating back to the Middle Ages. It is derived from the Dutch word 'loos,' which means 'cunning' or 'sly.' The name likely originated as a nickname for someone perceived as crafty or shrewd.

The earliest recorded instances of the Loos surname can be found in various Dutch historical records from the 13th and 14th centuries. One notable example is the mention of a Wouter Loos in a 1328 document from the city of Leiden. The name also appeared in various medieval manuscripts and records from other Dutch cities like Amsterdam and Rotterdam.

In the 15th century, the Loos surname started to spread beyond the Netherlands. It can be found in historical records from neighboring regions like Belgium and parts of northern Germany. This was likely due to migration and trade routes connecting these areas.

The Loos surname has been associated with several notable individuals throughout history. One of the earliest was Pieter Loos (c. 1550-1621), a renowned Dutch painter and etcher from Amsterdam. Another was Adriaen Loos (1615-1670), a Dutch Golden Age painter known for his portraits and genre scenes.

During the 17th and 18th centuries, the Loos name gained prominence in various fields. Hans van Loos (1631-1686) was a Dutch Golden Age painter and art dealer. Johann Loos (1672-1738) was a German architect who worked in Russia and designed several notable buildings in St. Petersburg.

In the 19th century, Adolf Loos (1870-1933) was an influential Austrian architect and key figure in the modern architecture movement. He is known for his influential essay "Ornament and Crime," which criticized excessive ornamentation in architecture.

Other notable individuals with the Loos surname include Jacques Loos (1924-2019), a French resistance fighter during World War II, and Walter Loos (1913-1986), a German actor and director best known for his work in the theater.

While the Loos surname originated in the Netherlands, it has since spread to various parts of the world, including North America, where it was brought by Dutch and German immigrants in the 17th and 18th centuries.

Race and ethnic origin of people with the last name Loos

We also have some data on the ancestry of people with the surname Loos.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Loos was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Loos has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Loos was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Loos, please contact us.

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