How Many People Are Named Una?
An estimated 2,413 people in the United States have the first name Una. It is almost exclusively a female name. The average bearer is 44 years old, and Una peaked in popularity in 1921 with 217 births that year.
Below you will find a full statistical profile of Una as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Una paired with any surname.
Estimated Living Americans
2,413
About 1 in 142,045 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
44
years old
Peak Year
1921
217 births
Total Registered
8,059
since 1880
Gender Distribution for Una
Una is almost exclusively a female name. Out of 8,059 total births registered, 100.0% were female.
Una as a female name
Ranked #3,005 in 2024
55 female births in 2024
Peak: 1921 (217 births)
Una: Popularity Over Time
SSA records for Una span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 1,597 babies were registered. Una has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Una by Decade
How has Una tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Una by State
Birth registrations for Una span all 30 states and territories in the SSA database. The highest counts are in Louisiana, New York, Texas. The lowest are in Maine, Maryland, Florida. On average, about 102 Unas were registered per state.
Una + Last Name Combinations
How many people share a full name with Una as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Una
Other first names starting with U with a similar number of bearers.
Una: Questions and Answers
How many people in the U.S. are named Una?
We estimate approximately 2,413 people named Una are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 142,045 Americans share this first name.
Is Una a common name?
Una is classified as "Rare" and is more popular than 94.4% of all first names in the SSA database. A total of 8,059 births have been registered with this name since 1880.
When was Una most popular?
Una reached peak popularity in 1921, when 217 babies were given this name. The average age of a living person named Una is approximately 44 years old, reflecting when the name was most commonly given.
Is Una a female name?
Una is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Una Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Una Smith, Una Johnson, Una Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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