Duffy Last Name Popularity, Meaning and Origin
In this article we'll look at the origin and meaning of the surname Duffy and how popular it is in the United States. We'll also look at the race and ethnic origin of people in the United States who are named Duffy.
Duffy, like all of the 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 Duffy surname is from the 2010 census data.
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Where Does Duffy Rank in the Most Common U.S. Names?
According to the data, Duffy is ranked #892 in terms of the most common surnames in America.
The Duffy surname appeared 38,835 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 13.17 would have the surname Duffy.
We can also compare 2010 data for Duffy 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.
|Proportion per 100k||13.17||14.07||-6.61%|
Race and Ethnic Origin of People with the Last Name Duffy
We also have some data on the ancestry of people with the surname Duffy.
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: "White only", "Black only", "American Indian and Alaskan Native only", "Asian and Pacific Islander only", "Two or More Races", and "Hispanic".
For the most recent 2010 census data, the race/ethnic origin breakdown for Duffy was:
- 90.71%, or 35,227 total occurrences, were "Non-Hispanic White Only".
- 4.25%, or 1,650 total occurrences, were "Non-Hispanic Black Only".
- 0.67%, or 260 total occurrences, were "Non-Hispanic Asian and Pacific Islander Only".
- 0.49%, or 190 total occurrences, were "Non-Hispanic American Indian and Alaskan Native".
- 1.63%, or 633 total occurrences, were "Non-Hispanic of Two or More Races".
- 2.25%, or 874 total occurrences, were "Hispanic Origin".
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 Duffy has changed in the 10 years between the two census surveys.
|Asian and Pacific Islander||0.67%||0.62%||7.75%|
|American Indian and Alaskan Native||0.49%||0.47%||4.17%|
|Two or More Races||1.63%||1.16%||33.69%|
All of the data on this page is sourced from the Decennial Census survey, from the United States Census Bureau.
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"Duffy Last Name Popularity, Meaning and Origin". NameCensus.com. Accessed on January 31, 2023. https://namecensus.com/last-names/duffy-surname-popularity/.
"Duffy Last Name Popularity, Meaning and Origin". NameCensus.com, https://namecensus.com/last-names/duffy-surname-popularity/. Accessed 31 January, 2023
Duffy Last Name Popularity, Meaning and Origin. NameCensus.com. Retrieved from https://namecensus.com/last-names/duffy-surname-popularity/.