How Many People Are Named Catelyn?
An estimated 2,246 people in the United States have the first name Catelyn. It is almost exclusively a female name. The average bearer is 23 years old, and Catelyn peaked in popularity in 2006 with 108 births that year.
Below you will find a full statistical profile of Catelyn 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 Catelyn paired with any surname.
Estimated Living Americans
2,246
About 1 in 152,607 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
23
years old
Peak Year
2006
108 births
Total Registered
2,294
since 1880
Gender Distribution for Catelyn
Catelyn is almost exclusively a female name. Out of 2,294 total births registered, 100.0% were female.
Catelyn as a female name
Ranked #15,692 in 2024
5 female births in 2024
Peak: 2006 (108 births)
Catelyn: Popularity Over Time
SSA records for Catelyn span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 918 babies were registered. Catelyn has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Catelyn by Decade
How has Catelyn 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.
Catelyn by State
Birth registrations for Catelyn span all 19 states and territories in the SSA database. The highest counts are in California, Texas, Georgia. The lowest are in Virginia, South Carolina, Oklahoma. On average, about 33 Catelyns were registered per state.
Catelyn + Last Name Combinations
How many people share a full name with Catelyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Catelyn
Other first names starting with C with a similar number of bearers.
Catelyn: Questions and Answers
How many people in the U.S. are named Catelyn?
We estimate approximately 2,246 people named Catelyn 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 152,607 Americans share this first name.
Is Catelyn a common name?
Catelyn is classified as "Rare" and is more popular than 94.1% of all first names in the SSA database. A total of 2,294 births have been registered with this name since 1880.
When was Catelyn most popular?
Catelyn reached peak popularity in 2006, when 108 babies were given this name. The average age of a living person named Catelyn is approximately 23 years old, reflecting when the name was most commonly given.
Is Catelyn a female name?
Catelyn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Catelyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Catelyn Smith, Catelyn Johnson, Catelyn 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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