How Many People Are Named Hadlie?
An estimated 729 people in the United States have the first name Hadlie. It is almost exclusively a female name. The average bearer is 12 years old, and Hadlie peaked in popularity in 2011 with 55 births that year.
Below you will find a full statistical profile of Hadlie 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 Hadlie paired with any surname.
Estimated Living Americans
729
About 1 in 470,171 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
12
years old
Peak Year
2011
55 births
Total Registered
735
since 1880
Gender Distribution for Hadlie
Hadlie is almost exclusively a female name. Out of 735 total births registered, 100.0% were female.
Hadlie as a female name
Ranked #5,663 in 2024
22 female births in 2024
Peak: 2011 (55 births)
Hadlie: Popularity Over Time
SSA records for Hadlie span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 433 babies were registered. While Hadlie is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Hadlie by Decade
How has Hadlie 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.
Hadlie by State
Birth registrations for Hadlie span all 5 states and territories in the SSA database. The highest counts are in Utah, Texas, Missouri. The lowest are in Oklahoma, Indiana, Missouri. On average, about 23 Hadlies were registered per state.
Hadlie + Last Name Combinations
How many people share a full name with Hadlie as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Hadlie
Other first names starting with H with a similar number of bearers.
Hadlie: Questions and Answers
How many people in the U.S. are named Hadlie?
We estimate approximately 729 people named Hadlie 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 470,171 Americans share this first name.
Is Hadlie a common name?
Hadlie is classified as "Very Rare" and is more popular than 87.9% of all first names in the SSA database. A total of 735 births have been registered with this name since 1880.
When was Hadlie most popular?
Hadlie reached peak popularity in 2011, when 55 babies were given this name. The average age of a living person named Hadlie is approximately 12 years old, reflecting when the name was most commonly given.
Is Hadlie a female name?
Hadlie is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Hadlie Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Hadlie Smith, Hadlie Johnson, Hadlie 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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