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

St. Louis, 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 St. Louis surname is from the 2010 census data.

Popularity of St. Louis in America

St. Louis is the 6569th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The St. Louis surname appeared 5,158 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 2 people would have the surname St. Louis.

We can also compare 2010 data for St. Louis 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 St. Louis

The surname STLOUIS has its origins in France, specifically in the region of Normandy. It is believed to have emerged in the 12th or 13th century as a locational name, derived from the city of Saint-Louis, which was named after Louis IX, the King of France, who was canonized as a saint.

One of the earliest recorded instances of the name STLOUIS can be found in the historical records of Normandy, where it appears as a variant spelling such as "Saint-Louis" or "de Saint-Louis." These records date back to the 13th and 14th centuries and often refer to individuals who hailed from the city of Saint-Louis or its surrounding areas.

In the 15th century, the name STLOUIS appears in the records of the city of Rouen, where it is mentioned in connection with a prominent merchant family. One notable figure from this time was Jacques STLOUIS (1425-1482), a successful trader and landowner who played a significant role in the economic and political affairs of Rouen.

As the name spread beyond its initial geographical origins, it took on various spellings and forms. In England, for example, it was sometimes written as "St. Louis" or "Saint-Louis," reflecting the French influence on the English language during the Norman conquest.

During the 16th and 17th centuries, the STLOUIS name gained further prominence in France, with several notable individuals bearing this surname. One such figure was Pierre STLOUIS (1570-1637), a renowned French author and philosopher who wrote extensively on topics ranging from theology to politics.

Another noteworthy bearer of the STLOUIS name was Marie STLOUIS (1635-1701), a French noblewoman and philanthropist who was known for her charitable works and support of various religious and educational institutions in Paris.

In the 18th century, the STLOUIS surname crossed the Atlantic and gained a foothold in the New World. One of the earliest recorded instances of the name in North America was that of Jean-Baptiste STLOUIS (1720-1789), a French-Canadian explorer and fur trader who played a significant role in the exploration and settlement of the American Midwest.

As the STLOUIS name continued to spread and evolve over the centuries, it became associated with numerous accomplished individuals in various fields. One such figure was Henri STLOUIS (1825-1895), a French military officer and engineer who made significant contributions to the development of military fortifications and infrastructure in France and its colonies.

Another notable bearer of the STLOUIS name was Marie STLOUIS (1889-1977), a French artist and sculptor whose works were exhibited in major galleries and museums throughout Europe and beyond. Her distinctive style and innovative techniques earned her critical acclaim and a place among the most influential artists of her time.

Race and ethnic origin of people with the last name St. Louis

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

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 St. Louis 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 St. Louis 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 St. Louis was researched and written by our team of onomatology and genealogy experts.

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

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