Find out how popular the last name Dillane is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Dillane.
An Anglicized form of the Irish surname Ó Diolláin meaning "descendant of Diollán" or "descendent of the obstinate one".
Dillane, 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 Dillane surname is from the 2010 census data.
Dillane is the 128249th most popular name in America based on the data we have collected from the U.S. Census Bureau.
The Dillane surname appeared 133 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 Dillane.
We can also compare 2010 data for Dillane 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.
2010 | 2000 | Change (%) | |
---|---|---|---|
Rank | 128249 | 140756 | -9.30% |
Count | 133 | 109 | 19.83% |
Proportion per 100k | 0.05 | 0.04 | 22.22% |
The surname Dillane has its origins in Ireland, where it is a variant of the more common Irish surname Dillon. The name is derived from the Irish Gaelic "Diolún," which means "faithful" or "loyal." This suggests that the name was likely given to someone who was considered a loyal or trustworthy individual.
The Dillane surname is believed to have originated in County Westmeath, Ireland, where the Dillon clan was prominent. The earliest recorded spelling of the name appears to be "Dyllane" in the Fiants of the Tudor Sovereigns during the reign of Queen Elizabeth I in the late 16th century.
In the 16th and 17th centuries, the Dillane family was closely associated with the town of Kilbeggan in County Westmeath. One notable historical reference is the mention of Richard Dillane, a landowner in Kilbeggan, in the 1641 Depositions, which documented the Irish Rebellion of 1641.
One of the earliest recorded individuals with the surname Dillane was John Dillane, who was born in County Westmeath in the late 16th century. Another early bearer of the name was Patrick Dillane, a soldier in the Irish Confederate Wars, who fought against the English in the 1640s.
In the 18th century, the Dillane family spread to other parts of Ireland, including County Cork. One prominent figure was Michael Dillane (1750-1825), a wealthy merchant and landowner from Cork. He was involved in the Irish Rebellion of 1798 and was later elected as a Member of Parliament for County Cork.
Another notable individual with the Dillane surname was John Dillane (1805-1865), an Irish nationalist and member of the Young Ireland movement. He was born in County Westmeath and played a role in the Irish Rebellion of 1848.
In the 19th and 20th centuries, the Dillane name continued to be found in various parts of Ireland, as well as among Irish immigrant communities in countries like the United States, Australia, and Canada. Some notable bearers of the name include the Irish writer and journalist John Dillane (1891-1958) and the Australian labor leader and politician Frank Dillane (1913-1988).
We also have some data on the ancestry of people with the surname Dillane.
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:
For the most recent 2010 census data, the race/ethnic origin breakdown for Dillane was:
Race/Ethnicity | Percentage | Total Occurrences |
---|---|---|
Non-Hispanic White Only | 98.50% | 131 |
Non-Hispanic Black Only | (S)% | (S) |
Non-Hispanic Asian and Pacific Islander Only | (S)% | (S) |
Non-Hispanic American Indian and Alaskan Native | 0.00% | 0 |
Non-Hispanic of Two or More Races | 0.00% | 0 |
Hispanic Origin | 0.00% | 0 |
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 Dillane has changed in the 10 years between the two census surveys.
2010 | 2000 | Change (%) | |
---|---|---|---|
White | 98.50% | 99.00% | -0.51% |
Black | (S)% | 0.00% | (S)% |
Asian and Pacific Islander | (S)% | 0.00% | (S)% |
American Indian and Alaskan Native | 0.00% | 0.00% | 0.00% |
Two or More Races | 0.00% | 0.00% | 0.00% |
Hispanic | 0.00% | 0.00% | 0.00% |
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 Dillane was researched and written by our team of onomatology and genealogy experts.
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<a href="http://namecensus.com/last-names/dillane-surname-popularity/">Dillane last name popularity, history, and meaning</a>
"Dillane last name popularity, history, and meaning". NameCensus.com. Accessed on May 9, 2025. http://namecensus.com/last-names/dillane-surname-popularity/.
"Dillane last name popularity, history, and meaning". NameCensus.com, http://namecensus.com/last-names/dillane-surname-popularity/. Accessed 9 May, 2025
Dillane last name popularity, history, and meaning. NameCensus.com. Retrieved from http://namecensus.com/last-names/dillane-surname-popularity/.
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