How Many People Are Named Ona?
An estimated 2,023 people in the United States have the first name Ona. It is predominantly female (98.9%). The average bearer is 51 years old, and Ona peaked in popularity in 1917 with 191 births that year.
Below you will find a full statistical profile of Ona 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 Ona paired with any surname.
Key Insights
- While Ona is overwhelmingly female, 92 male births have been registered with this name since 1880.
Estimated Living Americans
2,023
About 1 in 169,429 people in the U.S.
Rarity
Rare
Predicted Gender
Female
98.9% confidence
Average Age
51
years old
Peak Year
1917
191 births
Total Registered
8,009
since 1880
Gender Distribution for Ona
Ona is predominantly female (98.9%), though 92 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Ona as a male name
Ranked #3,836 in 1939
5 male births in 1939
Peak: 1915 (12 births)
Ona as a female name
Ranked #4,732 in 2024
29 female births in 2024
Peak: 1916 (185 births)
Ona: Popularity Over Time
SSA records for Ona span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 1,480 babies were registered. Ona has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Ona by Decade
How has Ona 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.
Ona by State
Birth registrations for Ona span all 28 states and territories in the SSA database. The highest counts are in Texas, Kentucky, Oklahoma. The lowest are in Oregon, South Dakota, Minnesota. On average, about 92 Onas were registered per state.
Ona + Last Name Combinations
How many people share a full name with Ona as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Ona
Other first names starting with O with a similar number of bearers.
Ona: Questions and Answers
How many people in the U.S. are named Ona?
We estimate approximately 2,023 people named Ona 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 169,429 Americans share this first name.
Is Ona a common name?
Ona is classified as "Rare" and is more popular than 93.7% of all first names in the SSA database. A total of 8,009 births have been registered with this name since 1880.
When was Ona most popular?
Ona reached peak popularity in 1917, when 191 babies were given this name. The average age of a living person named Ona is approximately 51 years old, reflecting when the name was most commonly given.
Is Ona a female name?
Ona is predominantly female. 98.9% of people with this name are female. See the gender breakdown above for full details.
How many Ona Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Ona Smith, Ona Johnson, Ona 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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