How Many People Are Named Hilja?
An estimated 1 people in the United States have the first name Hilja. It is almost exclusively a female name. The average bearer is 99 years old, and Hilja peaked in popularity in 1917 with 12 births that year.
Below you will find a full statistical profile of Hilja 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 Hilja paired with any surname.
Key Insights
- With an average bearer age of 99, Hilja is a vintage name most associated with earlier generations. Most living bearers were born before 1937.
- Hilja is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
1
About 1 in 342,754,338 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
99
years old
Peak Year
1917
12 births
Total Registered
81
since 1880
Gender Distribution for Hilja
Hilja is almost exclusively a female name. Out of 81 total births registered, 100.0% were female.
Hilja as a female name
Ranked #5,308 in 1920
5 female births in 1920
Peak: 1917 (12 births)
Hilja: Popularity Over Time
SSA records for Hilja span from the 1890s to the 1920s, covering 4 decades of naming data. The most popular decade for this name was the 1910s, when 54 babies were registered. Hilja has declined significantly from its peak in the 1910s. Recent registrations are a fraction of what they were at the name's height.
Hilja by Decade
How has Hilja 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.
Hilja by State
Hilja + Last Name Combinations
How many people share a full name with Hilja as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Hilja
Other first names starting with H with a similar number of bearers.
Hilja: Questions and Answers
How many people in the U.S. are named Hilja?
We estimate approximately 1 people named Hilja 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 342,754,338 Americans share this first name.
Is Hilja a common name?
Hilja is classified as "Very Rare" and is more popular than 3.8% of all first names in the SSA database. A total of 81 births have been registered with this name since 1880.
When was Hilja most popular?
Hilja reached peak popularity in 1917, when 12 babies were given this name. The average age of a living person named Hilja is approximately 99 years old, reflecting when the name was most commonly given.
Is Hilja a female name?
Hilja is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Hilja Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Hilja Smith, Hilja Johnson, Hilja 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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