How Many People Are Named Custodio?
An estimated 6 people in the United States have the first name Custodio. It is almost exclusively a male name. The average bearer is 42 years old, and Custodio peaked in popularity in 1982 with 6 births that year.
Below you will find a full statistical profile of Custodio 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 Custodio paired with any surname.
Key Insights
- Custodio is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
6
About 1 in 57,125,723 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
42
years old
Peak Year
1982
6 births
Total Registered
6
since 1880
Gender Distribution for Custodio
Custodio is almost exclusively a male name. Out of 6 total births registered, 100.0% were male.
Custodio as a male name
Ranked #5,788 in 1982
6 male births in 1982
Peak: 1982 (6 births)
Custodio: Popularity Over Time
Custodio by Decade
How has Custodio 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 | |
|---|---|---|---|---|
| 1980s | 6 | 6 | 0 | |
Custodio by State
Custodio + Last Name Combinations
How many people share a full name with Custodio as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Custodio
Other first names starting with C with a similar number of bearers.
Custodio: Questions and Answers
How many people in the U.S. are named Custodio?
We estimate approximately 6 people named Custodio 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 57,125,723 Americans share this first name.
Is Custodio a common name?
Custodio is classified as "Very Rare" and is more popular than 22.3% of all first names in the SSA database. A total of 6 births have been registered with this name since 1880.
When was Custodio most popular?
Custodio reached peak popularity in 1982, when 6 babies were given this name. The average age of a living person named Custodio is approximately 42 years old, reflecting when the name was most commonly given.
Is Custodio a male name?
Custodio is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Custodio Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Custodio Smith, Custodio Johnson, Custodio 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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