How Many People Are Named Fonzo?
An estimated 1 people in the United States have the first name Fonzo. It is almost exclusively a male name. The average bearer is 80 years old, and Fonzo peaked in popularity in 1922 with 8 births that year.
Below you will find a full statistical profile of Fonzo 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 Fonzo paired with any surname.
Key Insights
- With an average bearer age of 80, Fonzo is a vintage name most associated with earlier generations. Most living bearers were born before 1956.
- Fonzo 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
Male
100.0% confidence
Average Age
80
years old
Peak Year
1922
8 births
Total Registered
35
since 1880
Gender Distribution for Fonzo
Fonzo is almost exclusively a male name. Out of 35 total births registered, 100.0% were male.
Fonzo as a male name
Ranked #4,411 in 1927
5 male births in 1927
Peak: 1922 (8 births)
Fonzo: Popularity Over Time
SSA records for Fonzo span from the 1910s to the 1920s, covering 2 decades of naming data. The most popular decade for this name was the 1920s, when 25 babies were registered. Fonzo remains highly popular today, with recent registration numbers near its historical peak.
Fonzo by Decade
How has Fonzo 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.
Fonzo + Last Name Combinations
How many people share a full name with Fonzo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Fonzo
Other first names starting with F with a similar number of bearers.
Fonzo: Questions and Answers
How many people in the U.S. are named Fonzo?
We estimate approximately 1 people named Fonzo 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 Fonzo a common name?
Fonzo is classified as "Very Rare" and is more popular than 3.8% of all first names in the SSA database. A total of 35 births have been registered with this name since 1880.
When was Fonzo most popular?
Fonzo reached peak popularity in 1922, when 8 babies were given this name. The average age of a living person named Fonzo is approximately 80 years old, reflecting when the name was most commonly given.
Is Fonzo a male name?
Fonzo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Fonzo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Fonzo Smith, Fonzo Johnson, Fonzo 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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