How Many People Are Named Kepler?
An estimated 419 people in the United States have the first name Kepler. It is predominantly male (98.6%). The average bearer is 10 years old, and Kepler peaked in popularity in 2016 with 42 births that year.
Below you will find a full statistical profile of Kepler 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 Kepler paired with any surname.
Estimated Living Americans
419
About 1 in 818,029 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
98.6% confidence
Average Age
10
years old
Peak Year
2016
42 births
Total Registered
422
since 1880
Gender Distribution for Kepler
Kepler is predominantly male (98.6%), though 6 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Kepler as a male name
Ranked #4,486 in 2024
23 male births in 2024
Peak: 2016 (42 births)
Kepler as a female name
Ranked #14,478 in 2022
6 female births in 2022
Peak: 2022 (6 births)
Kepler: Popularity Over Time
SSA records for Kepler span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 218 babies were registered. While Kepler is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Kepler by Decade
How has Kepler 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.
Kepler by State
Kepler + Last Name Combinations
How many people share a full name with Kepler as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kepler
Other first names starting with K with a similar number of bearers.
Kepler: Questions and Answers
How many people in the U.S. are named Kepler?
We estimate approximately 419 people named Kepler 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 818,029 Americans share this first name.
Is Kepler a common name?
Kepler is classified as "Very Rare" and is more popular than 82.8% of all first names in the SSA database. A total of 422 births have been registered with this name since 1880.
When was Kepler most popular?
Kepler reached peak popularity in 2016, when 42 babies were given this name. The average age of a living person named Kepler is approximately 10 years old, reflecting when the name was most commonly given.
Is Kepler a male name?
Kepler is predominantly male. 98.6% of people with this name are male. See the gender breakdown above for full details.
How many Kepler Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kepler Smith, Kepler Johnson, Kepler 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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