How Many People Are Named Kaitlynn?
An estimated 16,028 people in the United States have the first name Kaitlynn. It is almost exclusively a female name. The average bearer is 24 years old, and Kaitlynn peaked in popularity in 1999 with 822 births that year.
Below you will find a full statistical profile of Kaitlynn 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 Kaitlynn paired with any surname.
Estimated Living Americans
16,028
About 1 in 21,385 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
100.0% confidence
Average Age
24
years old
Peak Year
1999
822 births
Total Registered
16,378
since 1880
Gender Distribution for Kaitlynn
Kaitlynn is almost exclusively a female name. Out of 16,378 total births registered, 100.0% were female.
Kaitlynn as a male name
Ranked #12,284 in 2004
5 male births in 2004
Peak: 2004 (5 births)
Kaitlynn as a female name
Ranked #3,528 in 2024
44 female births in 2024
Peak: 1999 (822 births)
Kaitlynn: Popularity Over Time
SSA records for Kaitlynn span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 6,602 babies were registered. Kaitlynn has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kaitlynn by Decade
How has Kaitlynn 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.
Kaitlynn by State
Birth registrations for Kaitlynn span all 47 states and territories in the SSA database. The highest counts are in Texas, California, Ohio. The lowest are in Delaware, Montana, North Dakota. On average, about 314 Kaitlynns were registered per state.
Kaitlynn + Last Name Combinations
How many people share a full name with Kaitlynn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaitlynn
Other first names starting with K with a similar number of bearers.
Kaitlynn: Questions and Answers
How many people in the U.S. are named Kaitlynn?
We estimate approximately 16,028 people named Kaitlynn 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 21,385 Americans share this first name.
Is Kaitlynn a common name?
Kaitlynn is classified as "Uncommon" and is more popular than 98.3% of all first names in the SSA database. A total of 16,378 births have been registered with this name since 1880.
When was Kaitlynn most popular?
Kaitlynn reached peak popularity in 1999, when 822 babies were given this name. The average age of a living person named Kaitlynn is approximately 24 years old, reflecting when the name was most commonly given.
Is Kaitlynn a female name?
Kaitlynn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kaitlynn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaitlynn Smith, Kaitlynn Johnson, Kaitlynn 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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