How Many People Are Named Hillery?
An estimated 625 people in the United States have the first name Hillery. It is used for both genders, with 50.3% male. The average bearer is 52 years old, and Hillery peaked in popularity in 1979 with 32 births that year.
Below you will find a full statistical profile of Hillery 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 Hillery paired with any surname.
Key Insights
- Hillery has undergone a significant gender shift. Originally given predominantly to boys, it is now more commonly a girls' name.
Estimated Living Americans
625
About 1 in 548,407 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
50.3% confidence
Average Age
52
years old
Peak Year
1979
32 births
Total Registered
996
since 1880
Gender Distribution for Hillery
Hillery is a genuinely unisex name, used for both males (50.3%) and females (49.7%). Out of 996 total births registered, 501 were male and 495 were female.
Hillery as a male name
Ranked #6,661 in 1983
5 male births in 1983
Peak: 1921 (17 births)
Hillery as a female name
Ranked #11,582 in 1998
7 female births in 1998
Peak: 1979 (32 births)
Hillery: Popularity Over Time
SSA records for Hillery span from the 1880s to the 1990s, covering 12 decades of naming data. The most popular decade for this name was the 1980s, when 215 babies were registered. While Hillery is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Hillery by Decade
How has Hillery 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.
Hillery by State
Birth registrations for Hillery span all 3 states and territories in the SSA database. The highest counts are in Louisiana, California, Alabama. The lowest are in Alabama, California, Louisiana. On average, about 17 Hillerys were registered per state.
Hillery + Last Name Combinations
How many people share a full name with Hillery as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Hillery
Other first names starting with H with a similar number of bearers.
Hillery: Questions and Answers
How many people in the U.S. are named Hillery?
We estimate approximately 625 people named Hillery 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 548,407 Americans share this first name.
Is Hillery a common name?
Hillery is classified as "Very Rare" and is more popular than 86.6% of all first names in the SSA database. A total of 996 births have been registered with this name since 1880.
When was Hillery most popular?
Hillery reached peak popularity in 1979, when 32 babies were given this name. The average age of a living person named Hillery is approximately 52 years old, reflecting when the name was most commonly given.
Is Hillery a male name?
Hillery is predominantly male. 50.3% of people with this name are male. See the gender breakdown above for full details.
How many Hillery Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Hillery Smith, Hillery Johnson, Hillery 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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