How Many People Are Named Irelyn?
An estimated 1,546 people in the United States have the first name Irelyn. It is almost exclusively a female name. The average bearer is 13 years old, and Irelyn peaked in popularity in 2008 with 176 births that year.
Below you will find a full statistical profile of Irelyn 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 Irelyn paired with any surname.
Key Insights
- Irelyn is a modern name. With an average bearer age of just 13, it has gained most of its popularity in recent years.
Estimated Living Americans
1,546
About 1 in 221,704 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
13
years old
Peak Year
2008
176 births
Total Registered
1,561
since 1880
Gender Distribution for Irelyn
Irelyn is almost exclusively a female name. Out of 1,561 total births registered, 100.0% were female.
Irelyn as a female name
Ranked #3,457 in 2024
45 female births in 2024
Peak: 2008 (176 births)
Irelyn: Popularity Over Time
SSA records for Irelyn span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 706 babies were registered. While Irelyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Irelyn by Decade
How has Irelyn 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.
Irelyn by State
Birth registrations for Irelyn span all 21 states and territories in the SSA database. The highest counts are in California, Pennsylvania, Texas. The lowest are in Virginia, Oregon, Nevada. On average, about 20 Irelyns were registered per state.
Irelyn + Last Name Combinations
How many people share a full name with Irelyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Irelyn
Other first names starting with I with a similar number of bearers.
Irelyn: Questions and Answers
How many people in the U.S. are named Irelyn?
We estimate approximately 1,546 people named Irelyn 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 221,704 Americans share this first name.
Is Irelyn a common name?
Irelyn is classified as "Rare" and is more popular than 92.6% of all first names in the SSA database. A total of 1,561 births have been registered with this name since 1880.
When was Irelyn most popular?
Irelyn reached peak popularity in 2008, when 176 babies were given this name. The average age of a living person named Irelyn is approximately 13 years old, reflecting when the name was most commonly given.
Is Irelyn a female name?
Irelyn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Irelyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Irelyn Smith, Irelyn Johnson, Irelyn 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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