How Many People Are Named Caylin?
An estimated 2,501 people in the United States have the first name Caylin. It is predominantly female (96.6%). The average bearer is 22 years old, and Caylin peaked in popularity in 2009 with 150 births that year.
Below you will find a full statistical profile of Caylin 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 Caylin paired with any surname.
Key Insights
- While Caylin is overwhelmingly female, 87 male births have been registered with this name since 1880.
Estimated Living Americans
2,501
About 1 in 137,047 people in the U.S.
Rarity
Rare
Predicted Gender
Female
96.6% confidence
Average Age
22
years old
Peak Year
2009
150 births
Total Registered
2,550
since 1880
Gender Distribution for Caylin
Caylin is predominantly female (96.6%), though 87 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Caylin as a male name
Ranked #10,949 in 2014
6 male births in 2014
Peak: 1998 (11 births)
Caylin as a female name
Ranked #6,967 in 2024
16 female births in 2024
Peak: 2009 (143 births)
Caylin: Popularity Over Time
SSA records for Caylin span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 963 babies were registered. Caylin has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Caylin by Decade
How has Caylin 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.
Caylin by State
Birth registrations for Caylin span all 21 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Massachusetts, Connecticut, Colorado. On average, about 45 Caylins were registered per state.
Caylin + Last Name Combinations
How many people share a full name with Caylin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Caylin
Other first names starting with C with a similar number of bearers.
Caylin: Questions and Answers
How many people in the U.S. are named Caylin?
We estimate approximately 2,501 people named Caylin 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 137,047 Americans share this first name.
Is Caylin a common name?
Caylin is classified as "Rare" and is more popular than 94.6% of all first names in the SSA database. A total of 2,550 births have been registered with this name since 1880.
When was Caylin most popular?
Caylin reached peak popularity in 2009, when 150 babies were given this name. The average age of a living person named Caylin is approximately 22 years old, reflecting when the name was most commonly given.
Is Caylin a female name?
Caylin is predominantly female. 96.6% of people with this name are female. See the gender breakdown above for full details.
How many Caylin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Caylin Smith, Caylin Johnson, Caylin 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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