How Many People Are Named Kerby?
An estimated 903 people in the United States have the first name Kerby. It is used for both genders, with 87.8% male. The average bearer is 45 years old, and Kerby peaked in popularity in 1984 with 32 births that year.
Below you will find a full statistical profile of Kerby 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 Kerby paired with any surname.
Estimated Living Americans
903
About 1 in 379,573 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
87.8% confidence
Average Age
45
years old
Peak Year
1984
32 births
Total Registered
1,001
since 1880
Gender Distribution for Kerby
Kerby is predominantly male (87.8%), though 122 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Kerby as a male name
Ranked #11,654 in 2024
6 male births in 2024
Peak: 1961 (27 births)
Kerby as a female name
Ranked #10,292 in 1997
8 female births in 1997
Peak: 1984 (21 births)
Kerby: Popularity Over Time
SSA records for Kerby span from the 1940s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 1980s, when 202 babies were registered. Kerby has declined significantly from its peak in the 1980s. Recent registrations are a fraction of what they were at the name's height.
Kerby by Decade
How has Kerby 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.
Kerby + Last Name Combinations
How many people share a full name with Kerby as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kerby
Other first names starting with K with a similar number of bearers.
Kerby: Questions and Answers
How many people in the U.S. are named Kerby?
We estimate approximately 903 people named Kerby 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 379,573 Americans share this first name.
Is Kerby a common name?
Kerby is classified as "Very Rare" and is more popular than 89.4% of all first names in the SSA database. A total of 1,001 births have been registered with this name since 1880.
When was Kerby most popular?
Kerby reached peak popularity in 1984, when 32 babies were given this name. The average age of a living person named Kerby is approximately 45 years old, reflecting when the name was most commonly given.
Is Kerby a male name?
Kerby is predominantly male. 87.8% of people with this name are male. See the gender breakdown above for full details.
How many Kerby Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kerby Smith, Kerby Johnson, Kerby 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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