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

Jahr, 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 Jahr surname is from the 2010 census data.

Popularity of Jahr in America

Jahr is the 32123rd most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Jahr surname appeared 718 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Jahr.

We can also compare 2010 data for Jahr 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 Jahr

The surname JAHR has its origins in Germany and can be traced back to the 14th century. It is believed to be derived from the Middle High German word "jar," meaning "year." This suggests that the name may have originally referred to someone who was born or lived during a particular year of significance.

One of the earliest recorded instances of the JAHR surname comes from the town of Heidelberg in the late 1300s, where a family by the name of Jahr was mentioned in municipal records. The name also appeared in various other German regions during the 15th and 16th centuries, such as Saxony and Bavaria.

In the 17th century, the JAHR surname can be found in the records of several German cities, including Leipzig, where a prominent merchant named Johann JAHR was active in the city's trade guilds. Another notable figure from this era was the philosopher and mathematician, Michael JAHR, who was born in 1619 in Erfurt and made significant contributions to the field of logic and metaphysics.

As the centuries progressed, the JAHR name became more widespread across Germany and neighboring regions. In the 19th century, the composer and conductor, Gustav JAHR (1809-1875), gained recognition for his operas and orchestral works.

Other notable individuals with the JAHR surname include the German physician and homeopath, Samuel JAHR (1800-1875), who was a pioneering figure in the field of homeopathic medicine, and the German-American artist and illustrator, Adelbert JAHR (1857-1938), whose works were featured in publications such as Harper's Magazine and The Century Magazine.

While the JAHR surname is predominantly found in Germany, it has also been carried to other parts of the world through emigration. However, its roots can be firmly traced back to the German-speaking regions of Central Europe, where it has a rich and diverse history spanning several centuries.

Race and ethnic origin of people with the last name Jahr

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

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

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

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