How Many People Are Named Una Brown?
There are approximately 12 people named Una Brown living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 28,562,862 Americans.
This estimate combines SSA birth records for the first name Una with Census Bureau frequency data for the surname Brown. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
12
1 in 28,562,862 Americans
Combination Rarity
Rare
First Name
View full profileUna
Last Name
View full profileBrown
Una: Popularity Over Time
Year-by-year SSA birth registrations for the first name Una. The peak year was 1921 with 217 births. The average person named Una today is 44 years old.
Ancestry of the Brown Surname
Self-reported race and ethnicity breakdown for people with the surname Brown, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Una" has an estimated frequency of < 0.0001% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Brown" appears at a rate of 487.16 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 12 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Una
Other people with the surname Brown
Una Brown: Questions and Answers
How many people are named Una Brown?
We estimate approximately 12 people named Una Brown are alive in the United States today. The first name Una is shared by 2,413 Americans, and the surname Brown is shared by 1,636,337.
How rare is the name Una Brown?
This name combination is classified as Rare, occurring at a rate of about 1 in 28,562,862 Americans. The first name Una is rare and the surname Brown is very common.
Is Una a male or female name?
Una is predominantly female, with 0.0% of bearers being male and 100.0% female. It peaked in popularity in 1921 and the average bearer today is 44 years old.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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