How Many People Are Named Kaylee?
An estimated 137,162 people in the United States have the first name Kaylee. While not in the top 50, it remains a well-known name ranking #392 overall. It is almost exclusively a female name. The average bearer is 19 years old, and Kaylee peaked in popularity in 2009 with 7,225 births that year.
Below you will find a full statistical profile of Kaylee 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 Kaylee paired with any surname.
Key Insights
- While Kaylee is overwhelmingly female, 176 male births have been registered with this name since 1880.
Estimated Living Americans
137,162
About 1 in 2,499 people in the U.S.
Rarity
Common
Predicted Gender
Female
99.9% confidence
Average Age
19
years old
Peak Year
2009
7,225 births
Total Registered
139,375
since 1880
Gender Distribution for Kaylee
Kaylee is almost exclusively a female name. Out of 139,375 total births registered, 99.9% were female.
Kaylee as a male name
Ranked #11,418 in 2015
6 male births in 2015
Peak: 2004 (47 births)
Kaylee as a female name
Ranked #220 in 2024
1,392 female births in 2024
Peak: 2009 (7,219 births)
Kaylee: Popularity Over Time
SSA records for Kaylee span from the 1940s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 2000s, when 56,543 babies were registered. Kaylee has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kaylee by Decade
How has Kaylee 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.
Kaylee by State
Birth registrations for Kaylee span all 51 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in District of Columbia, Vermont, Wyoming. On average, about 2,712 Kaylees were registered per state.
Kaylee + Last Name Combinations
How many people share a full name with Kaylee as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaylee
Other first names starting with K with a similar number of bearers.
Kaylee: Questions and Answers
How many people in the U.S. are named Kaylee?
We estimate approximately 137,162 people named Kaylee 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 2,499 Americans share this first name.
Is Kaylee a common name?
Kaylee is classified as "Common" and is more popular than 99.6% of all first names in the SSA database. A total of 139,375 births have been registered with this name since 1880.
When was Kaylee most popular?
Kaylee reached peak popularity in 2009, when 7,225 babies were given this name. The average age of a living person named Kaylee is approximately 19 years old, reflecting when the name was most commonly given.
Is Kaylee a female name?
Kaylee is predominantly female. 99.9% of people with this name are female. See the gender breakdown above for full details.
How many Kaylee Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaylee Smith, Kaylee Johnson, Kaylee 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.
Search for a full name combination
How Many of Me