How Many People Are Named Unkown?
An estimated 89 people in the United States have the first name Unkown. It is used for both genders, with 53.8% male. The average bearer is 29 years old, and Unkown peaked in popularity in 1995 with 23 births that year.
Below you will find a full statistical profile of Unkown 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 Unkown paired with any surname.
Key Insights
- Unkown is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
89
About 1 in 3,851,172 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
53.8% confidence
Average Age
29
years old
Peak Year
1995
23 births
Total Registered
91
since 1880
Gender Distribution for Unkown
Unkown is a genuinely unisex name, used for both males (53.8%) and females (46.2%). Out of 91 total births registered, 49 were male and 42 were female.
Unkown as a male name
Ranked #9,847 in 1999
6 male births in 1999
Peak: 1998 (14 births)
Unkown as a female name
Ranked #14,334 in 1999
6 female births in 1999
Peak: 1995 (10 births)
Unkown: Popularity Over Time
Unkown by Decade
How has Unkown 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1990s | 91 | 49 | 42 | |
Unkown by State
Unkown + Last Name Combinations
How many people share a full name with Unkown as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Unkown
Other first names starting with U with a similar number of bearers.
Unkown: Questions and Answers
How many people in the U.S. are named Unkown?
We estimate approximately 89 people named Unkown 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 3,851,172 Americans share this first name.
Is Unkown a common name?
Unkown is classified as "Very Rare" and is more popular than 62.9% of all first names in the SSA database. A total of 91 births have been registered with this name since 1880.
When was Unkown most popular?
Unkown reached peak popularity in 1995, when 23 babies were given this name. The average age of a living person named Unkown is approximately 29 years old, reflecting when the name was most commonly given.
Is Unkown a male name?
Unkown is predominantly male. 53.8% of people with this name are male. See the gender breakdown above for full details.
How many Unkown Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Unkown Smith, Unkown Johnson, Unkown 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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