How Many People Are Named Rilyn?
An estimated 1,385 people in the United States have the first name Rilyn. It is used for both genders, with 89.3% female. The average bearer is 12 years old, and Rilyn peaked in popularity in 2012 with 120 births that year.
Below you will find a full statistical profile of Rilyn 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 Rilyn paired with any surname.
Key Insights
- Rilyn is a modern name. With an average bearer age of just 12, it has gained most of its popularity in recent years.
Estimated Living Americans
1,385
About 1 in 247,476 people in the U.S.
Rarity
Rare
Predicted Gender
Female
89.3% confidence
Average Age
12
years old
Peak Year
2012
120 births
Total Registered
1,397
since 1880
Gender Distribution for Rilyn
Rilyn is predominantly female (89.3%), though 149 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Rilyn as a male name
Ranked #10,567 in 2023
7 male births in 2023
Peak: 2012 (20 births)
Rilyn as a female name
Ranked #4,260 in 2024
34 female births in 2024
Peak: 2012 (100 births)
Rilyn: Popularity Over Time
SSA records for Rilyn span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 827 babies were registered. While Rilyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Rilyn by Decade
How has Rilyn 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.
Rilyn by State
Birth registrations for Rilyn span all 18 states and territories in the SSA database. The highest counts are in Texas, California, Pennsylvania. The lowest are in West Virginia, New York, North Carolina. On average, about 15 Rilyns were registered per state.
Rilyn + Last Name Combinations
How many people share a full name with Rilyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Rilyn
Other first names starting with R with a similar number of bearers.
Rilyn: Questions and Answers
How many people in the U.S. are named Rilyn?
We estimate approximately 1,385 people named Rilyn 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 247,476 Americans share this first name.
Is Rilyn a common name?
Rilyn is classified as "Rare" and is more popular than 92% of all first names in the SSA database. A total of 1,397 births have been registered with this name since 1880.
When was Rilyn most popular?
Rilyn reached peak popularity in 2012, when 120 babies were given this name. The average age of a living person named Rilyn is approximately 12 years old, reflecting when the name was most commonly given.
Is Rilyn a female name?
Rilyn is predominantly female. 89.3% of people with this name are female. See the gender breakdown above for full details.
How many Rilyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Rilyn Smith, Rilyn Johnson, Rilyn 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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