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

Dilworth, 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 Dilworth surname is from the 2010 census data.

Popularity of Dilworth in America

Dilworth is the 7120th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Dilworth surname appeared 4,699 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 Dilworth.

We can also compare 2010 data for Dilworth 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 Dilworth

The surname Dilworth has its origins in England, emerging during the late medieval period. The name is believed to be a locational surname derived from a place in Lancashire called Dilworth, which itself is a combination of the Old English words "dil" (meaning "valley") and "worth" (meaning "enclosed settlement or farm").

One of the earliest recorded instances of the Dilworth surname appears in the Lancashire Inquests, Extents, and Feudal Aids from the 13th century, where a Richard de Dilworth is mentioned. The name also appears in the Lancashire Wills and Inventories from the 16th century, with a John Dilworth being referenced.

The Dilworth surname has been associated with several notable individuals throughout history. One of the earliest was Sir Robert Dilworth (1549-1615), an English politician who served as a Member of Parliament for Lancashire in the late 16th and early 17th centuries.

Another prominent figure was Thomas Dilworth (1680-1738), an English schoolmaster and author of several educational works, including "A New Guide to the English Tongue" and "The Schoolmaster's Assistant." His books were widely used in schools across England during the 18th century.

In the 19th century, there was John Dilworth (1811-1888), an English-born Methodist minister who emigrated to Canada and became a prominent figure in the Methodist Church of Canada.

A more recent example is William Parker Dilworth (1915-1992), an American politician who served as the Mayor of Philadelphia from 1956 to 1962, during a pivotal period for the city's urban development and civil rights movement.

Additionally, the Dilworth surname has been associated with several place names, such as Dilworth, a suburb of Charlotte, North Carolina, and Dilworth, a village in Lancashire, England, where the name is believed to have originated.

Race and ethnic origin of people with the last name Dilworth

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

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

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

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