How Many People Are Named Callyn?
An estimated 555 people in the United States have the first name Callyn. It is predominantly female (96.8%). The average bearer is 16 years old, and Callyn peaked in popularity in 2024 with 34 births that year.
Below you will find a full statistical profile of Callyn 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 Callyn paired with any surname.
Estimated Living Americans
555
About 1 in 617,575 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
96.8% confidence
Average Age
16
years old
Peak Year
2024
34 births
Total Registered
563
since 1880
Gender Distribution for Callyn
Callyn is predominantly female (96.8%), though 18 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Callyn as a male name
Ranked #10,816 in 2020
6 male births in 2020
Peak: 2019 (7 births)
Callyn as a female name
Ranked #4,198 in 2024
34 female births in 2024
Peak: 2024 (34 births)
Callyn: Popularity Over Time
SSA records for Callyn span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 202 babies were registered. While Callyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Callyn by Decade
How has Callyn 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.
Callyn by State
Callyn + Last Name Combinations
How many people share a full name with Callyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Callyn
Other first names starting with C with a similar number of bearers.
Callyn: Questions and Answers
How many people in the U.S. are named Callyn?
We estimate approximately 555 people named Callyn 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 617,575 Americans share this first name.
Is Callyn a common name?
Callyn is classified as "Very Rare" and is more popular than 85.5% of all first names in the SSA database. A total of 563 births have been registered with this name since 1880.
When was Callyn most popular?
Callyn reached peak popularity in 2024, when 34 babies were given this name. The average age of a living person named Callyn is approximately 16 years old, reflecting when the name was most commonly given.
Is Callyn a female name?
Callyn is predominantly female. 96.8% of people with this name are female. See the gender breakdown above for full details.
How many Callyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Callyn Smith, Callyn Johnson, Callyn 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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