How Many People Are Named Kierston?
An estimated 837 people in the United States have the first name Kierston. It is predominantly female (98.5%). The average bearer is 28 years old, and Kierston peaked in popularity in 1990 with 43 births that year.
Below you will find a full statistical profile of Kierston 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 Kierston paired with any surname.
Estimated Living Americans
837
About 1 in 409,503 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
98.5% confidence
Average Age
28
years old
Peak Year
1990
43 births
Total Registered
862
since 1880
Gender Distribution for Kierston
Kierston is predominantly female (98.5%), though 13 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Kierston as a male name
Ranked #6,427 in 1992
8 male births in 1992
Peak: 1992 (8 births)
Kierston as a female name
Ranked #16,441 in 2023
5 female births in 2023
Peak: 2001 (43 births)
Kierston: Popularity Over Time
SSA records for Kierston span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 1990s, when 317 babies were registered. Kierston has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Kierston by Decade
How has Kierston 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.
Kierston by State
Birth registrations for Kierston span all 4 states and territories in the SSA database. The highest counts are in Texas, Ohio, Indiana. The lowest are in Georgia, Indiana, Ohio. On average, about 8 Kierstons were registered per state.
Kierston + Last Name Combinations
How many people share a full name with Kierston as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kierston
Other first names starting with K with a similar number of bearers.
Kierston: Questions and Answers
How many people in the U.S. are named Kierston?
We estimate approximately 837 people named Kierston 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 409,503 Americans share this first name.
Is Kierston a common name?
Kierston is classified as "Very Rare" and is more popular than 88.9% of all first names in the SSA database. A total of 862 births have been registered with this name since 1880.
When was Kierston most popular?
Kierston reached peak popularity in 1990, when 43 babies were given this name. The average age of a living person named Kierston is approximately 28 years old, reflecting when the name was most commonly given.
Is Kierston a female name?
Kierston is predominantly female. 98.5% of people with this name are female. See the gender breakdown above for full details.
How many Kierston Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kierston Smith, Kierston Johnson, Kierston 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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