How Many People Are Named Kacyn?
An estimated 292 people in the United States have the first name Kacyn. It is used for both genders, with 81.6% male. The average bearer is 9 years old, and Kacyn peaked in popularity in 2018 with 31 births that year.
Below you will find a full statistical profile of Kacyn 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 Kacyn paired with any surname.
Estimated Living Americans
292
About 1 in 1,173,816 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
81.6% confidence
Average Age
9
years old
Peak Year
2018
31 births
Total Registered
294
since 1880
Gender Distribution for Kacyn
Kacyn is predominantly male (81.6%), though 54 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Kacyn as a male name
Ranked #6,296 in 2024
14 male births in 2024
Peak: 2018 (25 births)
Kacyn as a female name
Ranked #16,274 in 2023
5 female births in 2023
Peak: 2013 (8 births)
Kacyn: Popularity Over Time
SSA records for Kacyn span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 175 babies were registered. While Kacyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Kacyn by Decade
How has Kacyn 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.
Kacyn + Last Name Combinations
How many people share a full name with Kacyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kacyn
Other first names starting with K with a similar number of bearers.
Kacyn: Questions and Answers
How many people in the U.S. are named Kacyn?
We estimate approximately 292 people named Kacyn 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 1,173,816 Americans share this first name.
Is Kacyn a common name?
Kacyn is classified as "Very Rare" and is more popular than 78.9% of all first names in the SSA database. A total of 294 births have been registered with this name since 1880.
When was Kacyn most popular?
Kacyn reached peak popularity in 2018, when 31 babies were given this name. The average age of a living person named Kacyn is approximately 9 years old, reflecting when the name was most commonly given.
Is Kacyn a male name?
Kacyn is predominantly male. 81.6% of people with this name are male. See the gender breakdown above for full details.
How many Kacyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kacyn Smith, Kacyn Johnson, Kacyn 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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