How Many People Are Named Caydin?
An estimated 457 people in the United States have the first name Caydin. It is predominantly male (92.0%). The average bearer is 16 years old, and Caydin peaked in popularity in 2009 with 50 births that year.
Below you will find a full statistical profile of Caydin 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 Caydin paired with any surname.
Estimated Living Americans
457
About 1 in 750,009 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
92.0% confidence
Average Age
16
years old
Peak Year
2009
50 births
Total Registered
462
since 1880
Gender Distribution for Caydin
Caydin is predominantly male (92.0%), though 37 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Caydin as a male name
Ranked #7,705 in 2021
10 male births in 2021
Peak: 2009 (45 births)
Caydin as a female name
Ranked #13,646 in 2011
7 female births in 2011
Peak: 2004 (7 births)
Caydin: Popularity Over Time
SSA records for Caydin span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2000s, when 245 babies were registered. Caydin has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Caydin by Decade
How has Caydin 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.
Caydin by State
Caydin + Last Name Combinations
How many people share a full name with Caydin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Caydin
Other first names starting with C with a similar number of bearers.
Caydin: Questions and Answers
How many people in the U.S. are named Caydin?
We estimate approximately 457 people named Caydin 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 750,009 Americans share this first name.
Is Caydin a common name?
Caydin is classified as "Very Rare" and is more popular than 83.7% of all first names in the SSA database. A total of 462 births have been registered with this name since 1880.
When was Caydin most popular?
Caydin reached peak popularity in 2009, when 50 babies were given this name. The average age of a living person named Caydin is approximately 16 years old, reflecting when the name was most commonly given.
Is Caydin a male name?
Caydin is predominantly male. 92.0% of people with this name are male. See the gender breakdown above for full details.
How many Caydin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Caydin Smith, Caydin Johnson, Caydin 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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