How Many People Are Named Keiron?
An estimated 434 people in the United States have the first name Keiron. It is almost exclusively a male name. The average bearer is 26 years old, and Keiron peaked in popularity in 2007 with 18 births that year.
Below you will find a full statistical profile of Keiron 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 Keiron paired with any surname.
Estimated Living Americans
434
About 1 in 789,757 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
26
years old
Peak Year
2007
18 births
Total Registered
444
since 1880
Gender Distribution for Keiron
Keiron is almost exclusively a male name. Out of 444 total births registered, 100.0% were male.
Keiron as a male name
Ranked #10,280 in 2021
7 male births in 2021
Peak: 2007 (18 births)
Keiron: Popularity Over Time
SSA records for Keiron span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 132 babies were registered. Keiron has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Keiron by Decade
How has Keiron 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.
Keiron + Last Name Combinations
How many people share a full name with Keiron as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Keiron
Other first names starting with K with a similar number of bearers.
Keiron: Questions and Answers
How many people in the U.S. are named Keiron?
We estimate approximately 434 people named Keiron 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 789,757 Americans share this first name.
Is Keiron a common name?
Keiron is classified as "Very Rare" and is more popular than 83.2% of all first names in the SSA database. A total of 444 births have been registered with this name since 1880.
When was Keiron most popular?
Keiron reached peak popularity in 2007, when 18 babies were given this name. The average age of a living person named Keiron is approximately 26 years old, reflecting when the name was most commonly given.
Is Keiron a male name?
Keiron is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Keiron Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Keiron Smith, Keiron Johnson, Keiron 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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