How Many People Are Named Caelyn?
An estimated 2,373 people in the United States have the first name Caelyn. It is almost exclusively a female name. The average bearer is 16 years old, and Caelyn peaked in popularity in 2012 with 198 births that year.
Below you will find a full statistical profile of Caelyn 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 Caelyn paired with any surname.
Key Insights
- Caelyn is a modern name. With an average bearer age of just 16, it has gained most of its popularity in recent years.
Estimated Living Americans
2,373
About 1 in 144,439 people in the U.S.
Rarity
Rare
Predicted Gender
Female
99.8% confidence
Average Age
16
years old
Peak Year
2012
198 births
Total Registered
2,401
since 1880
Gender Distribution for Caelyn
Caelyn is almost exclusively a female name. Out of 2,401 total births registered, 99.8% were female.
Caelyn as a male name
Ranked #12,563 in 2012
5 male births in 2012
Peak: 2012 (5 births)
Caelyn as a female name
Ranked #5,813 in 2024
21 female births in 2024
Peak: 2012 (193 births)
Caelyn: Popularity Over Time
SSA records for Caelyn span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 1,176 babies were registered. Caelyn has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Caelyn by Decade
How has Caelyn 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.
Caelyn by State
Birth registrations for Caelyn span all 29 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Oregon, Oklahoma, Hawaii. On average, about 37 Caelyns were registered per state.
Caelyn + Last Name Combinations
How many people share a full name with Caelyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Caelyn
Other first names starting with C with a similar number of bearers.
Caelyn: Questions and Answers
How many people in the U.S. are named Caelyn?
We estimate approximately 2,373 people named Caelyn 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 144,439 Americans share this first name.
Is Caelyn a common name?
Caelyn is classified as "Rare" and is more popular than 94.4% of all first names in the SSA database. A total of 2,401 births have been registered with this name since 1880.
When was Caelyn most popular?
Caelyn reached peak popularity in 2012, when 198 babies were given this name. The average age of a living person named Caelyn is approximately 16 years old, reflecting when the name was most commonly given.
Is Caelyn a female name?
Caelyn is predominantly female. 99.8% of people with this name are female. See the gender breakdown above for full details.
How many Caelyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Caelyn Smith, Caelyn Johnson, Caelyn 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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