How Many People Are Named Jessilyn?
An estimated 663 people in the United States have the first name Jessilyn. It is almost exclusively a female name. The average bearer is 26 years old, and Jessilyn peaked in popularity in 1991 with 26 births that year.
Below you will find a full statistical profile of Jessilyn 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 Jessilyn paired with any surname.
Estimated Living Americans
663
About 1 in 516,975 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
26
years old
Peak Year
1991
26 births
Total Registered
682
since 1880
Gender Distribution for Jessilyn
Jessilyn is almost exclusively a female name. Out of 682 total births registered, 100.0% were female.
Jessilyn as a female name
Ranked #12,713 in 2023
7 female births in 2023
Peak: 1991 (26 births)
Jessilyn: Popularity Over Time
SSA records for Jessilyn span from the 1960s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 1990s, when 192 babies were registered. Jessilyn has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Jessilyn by Decade
How has Jessilyn 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.
Jessilyn by State
Jessilyn + Last Name Combinations
How many people share a full name with Jessilyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jessilyn
Other first names starting with J with a similar number of bearers.
Jessilyn: Questions and Answers
How many people in the U.S. are named Jessilyn?
We estimate approximately 663 people named Jessilyn 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 516,975 Americans share this first name.
Is Jessilyn a common name?
Jessilyn is classified as "Very Rare" and is more popular than 87.1% of all first names in the SSA database. A total of 682 births have been registered with this name since 1880.
When was Jessilyn most popular?
Jessilyn reached peak popularity in 1991, when 26 babies were given this name. The average age of a living person named Jessilyn is approximately 26 years old, reflecting when the name was most commonly given.
Is Jessilyn a female name?
Jessilyn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Jessilyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jessilyn Smith, Jessilyn Johnson, Jessilyn 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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