How Many People Are Named Jamesyn?
An estimated 308 people in the United States have the first name Jamesyn. It is used for both genders, with 53.5% male. The average bearer is 9 years old, and Jamesyn peaked in popularity in 2019 with 38 births that year.
Below you will find a full statistical profile of Jamesyn 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 Jamesyn paired with any surname.
Estimated Living Americans
308
About 1 in 1,112,839 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
53.5% confidence
Average Age
9
years old
Peak Year
2019
38 births
Total Registered
310
since 1880
Gender Distribution for Jamesyn
Jamesyn is a genuinely unisex name, used for both males (53.5%) and females (46.5%). Out of 310 total births registered, 166 were male and 144 were female.
Jamesyn as a male name
Ranked #6,280 in 2024
14 male births in 2024
Peak: 2019 (20 births)
Jamesyn as a female name
Ranked #12,654 in 2024
7 female births in 2024
Peak: 2019 (18 births)
Jamesyn: Popularity Over Time
SSA records for Jamesyn span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 188 babies were registered. While Jamesyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Jamesyn by Decade
How has Jamesyn 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.
Jamesyn + Last Name Combinations
How many people share a full name with Jamesyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jamesyn
Other first names starting with J with a similar number of bearers.
Jamesyn: Questions and Answers
How many people in the U.S. are named Jamesyn?
We estimate approximately 308 people named Jamesyn 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 1,112,839 Americans share this first name.
Is Jamesyn a common name?
Jamesyn is classified as "Very Rare" and is more popular than 79.5% of all first names in the SSA database. A total of 310 births have been registered with this name since 1880.
When was Jamesyn most popular?
Jamesyn reached peak popularity in 2019, when 38 babies were given this name. The average age of a living person named Jamesyn is approximately 9 years old, reflecting when the name was most commonly given.
Is Jamesyn a male name?
Jamesyn is predominantly male. 53.5% of people with this name are male. See the gender breakdown above for full details.
How many Jamesyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jamesyn Smith, Jamesyn Johnson, Jamesyn 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.
Search for a full name combination
How Many of Me