How Many People Are Named Illona?
An estimated 148 people in the United States have the first name Illona. It is almost exclusively a female name. The average bearer is 74 years old, and Illona peaked in popularity in 1946 with 23 births that year.
Below you will find a full statistical profile of Illona 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 Illona paired with any surname.
Key Insights
- With an average bearer age of 74, Illona is a vintage name most associated with earlier generations. Most living bearers were born before 1962.
Estimated Living Americans
148
About 1 in 2,315,908 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
74
years old
Peak Year
1946
23 births
Total Registered
251
since 1880
Gender Distribution for Illona
Illona is almost exclusively a female name. Out of 251 total births registered, 100.0% were female.
Illona as a female name
Ranked #8,740 in 1972
5 female births in 1972
Peak: 1946 (23 births)
Illona: Popularity Over Time
SSA records for Illona span from the 1940s to the 1970s, covering 4 decades of naming data. The most popular decade for this name was the 1940s, when 129 babies were registered. Illona has declined significantly from its peak in the 1940s. Recent registrations are a fraction of what they were at the name's height.
Illona by Decade
How has Illona 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.
Illona by State
Illona + Last Name Combinations
How many people share a full name with Illona as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Illona
Other first names starting with I with a similar number of bearers.
Illona: Questions and Answers
How many people in the U.S. are named Illona?
We estimate approximately 148 people named Illona 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 2,315,908 Americans share this first name.
Is Illona a common name?
Illona is classified as "Very Rare" and is more popular than 70.1% of all first names in the SSA database. A total of 251 births have been registered with this name since 1880.
When was Illona most popular?
Illona reached peak popularity in 1946, when 23 babies were given this name. The average age of a living person named Illona is approximately 74 years old, reflecting when the name was most commonly given.
Is Illona a female name?
Illona is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Illona Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Illona Smith, Illona Johnson, Illona 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 0 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau estimate. Full methodology.
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