How Many People Are Named Fidelio?
An estimated 5 people in the United States have the first name Fidelio. It is almost exclusively a male name. The average bearer is 64 years old, and Fidelio peaked in popularity in 1955 with 6 births that year.
Below you will find a full statistical profile of Fidelio 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 Fidelio paired with any surname.
Key Insights
- Fidelio is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
5
About 1 in 68,550,868 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
64
years old
Peak Year
1955
6 births
Total Registered
6
since 1880
Gender Distribution for Fidelio
Fidelio is almost exclusively a male name. Out of 6 total births registered, 100.0% were male.
Fidelio as a male name
Ranked #3,641 in 1955
6 male births in 1955
Peak: 1955 (6 births)
Fidelio: Popularity Over Time
Fidelio by Decade
How has Fidelio 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1950s | 6 | 6 | 0 | |
Fidelio by State
Fidelio + Last Name Combinations
How many people share a full name with Fidelio as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Fidelio
Other first names starting with F with a similar number of bearers.
Fidelio: Questions and Answers
How many people in the U.S. are named Fidelio?
We estimate approximately 5 people named Fidelio 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 68,550,868 Americans share this first name.
Is Fidelio a common name?
Fidelio is classified as "Very Rare" and is more popular than 18.2% of all first names in the SSA database. A total of 6 births have been registered with this name since 1880.
When was Fidelio most popular?
Fidelio reached peak popularity in 1955, when 6 babies were given this name. The average age of a living person named Fidelio is approximately 64 years old, reflecting when the name was most commonly given.
Is Fidelio a male name?
Fidelio is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Fidelio Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Fidelio Smith, Fidelio Johnson, Fidelio 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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