How Many People Are Named Katlyne?
An estimated 262 people in the United States have the first name Katlyne. It is almost exclusively a female name. The average bearer is 29 years old, and Katlyne peaked in popularity in 1995 with 26 births that year.
Below you will find a full statistical profile of Katlyne 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 Katlyne paired with any surname.
Estimated Living Americans
262
About 1 in 1,308,223 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
29
years old
Peak Year
1995
26 births
Total Registered
269
since 1880
Gender Distribution for Katlyne
Katlyne is almost exclusively a female name. Out of 269 total births registered, 100.0% were female.
Katlyne as a female name
Ranked #13,047 in 2009
8 female births in 2009
Peak: 1995 (26 births)
Katlyne: Popularity Over Time
SSA records for Katlyne span from the 1980s to the 2000s, covering 3 decades of naming data. The most popular decade for this name was the 1990s, when 176 babies were registered. While Katlyne is less common than at its peak in the 1990s, it remains a well-established name with steady registrations.
Katlyne by Decade
How has Katlyne 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.
Katlyne + Last Name Combinations
How many people share a full name with Katlyne as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Katlyne
Other first names starting with K with a similar number of bearers.
Katlyne: Questions and Answers
How many people in the U.S. are named Katlyne?
We estimate approximately 262 people named Katlyne 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 1,308,223 Americans share this first name.
Is Katlyne a common name?
Katlyne is classified as "Very Rare" and is more popular than 77.7% of all first names in the SSA database. A total of 269 births have been registered with this name since 1880.
When was Katlyne most popular?
Katlyne reached peak popularity in 1995, when 26 babies were given this name. The average age of a living person named Katlyne is approximately 29 years old, reflecting when the name was most commonly given.
Is Katlyne a female name?
Katlyne is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Katlyne Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Katlyne Smith, Katlyne Johnson, Katlyne 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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