How Many People Are Named Reily?
An estimated 885 people in the United States have the first name Reily. It is used for both genders, with 59.8% male. The average bearer is 20 years old, and Reily peaked in popularity in 2006 with 82 births that year.
Below you will find a full statistical profile of Reily 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 Reily paired with any surname.
Estimated Living Americans
885
About 1 in 387,293 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
59.8% confidence
Average Age
20
years old
Peak Year
2006
82 births
Total Registered
897
since 1880
Gender Distribution for Reily
Reily is a genuinely unisex name, used for both males (59.8%) and females (40.2%). Out of 897 total births registered, 536 were male and 361 were female.
Reily as a male name
Ranked #13,694 in 2019
5 male births in 2019
Peak: 2006 (51 births)
Reily as a female name
Ranked #17,098 in 2024
5 female births in 2024
Peak: 2006 (31 births)
Reily: Popularity Over Time
SSA records for Reily span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2000s, when 485 babies were registered. Reily has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Reily by Decade
How has Reily 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.
Reily by State
Birth registrations for Reily span all 3 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in New York, Texas, California. On average, about 28 Reilys were registered per state.
Reily + Last Name Combinations
How many people share a full name with Reily as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Reily
Other first names starting with R with a similar number of bearers.
Reily: Questions and Answers
How many people in the U.S. are named Reily?
We estimate approximately 885 people named Reily 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 387,293 Americans share this first name.
Is Reily a common name?
Reily is classified as "Very Rare" and is more popular than 89.3% of all first names in the SSA database. A total of 897 births have been registered with this name since 1880.
When was Reily most popular?
Reily reached peak popularity in 2006, when 82 babies were given this name. The average age of a living person named Reily is approximately 20 years old, reflecting when the name was most commonly given.
Is Reily a male name?
Reily is predominantly male. 59.8% of people with this name are male. See the gender breakdown above for full details.
How many Reily Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Reily Smith, Reily Johnson, Reily 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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