How Many People Are Named Zeferino?
An estimated 266 people in the United States have the first name Zeferino. It is almost exclusively a male name. The average bearer is 38 years old, and Zeferino peaked in popularity in 2007 with 14 births that year.
Below you will find a full statistical profile of Zeferino 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 Zeferino paired with any surname.
Estimated Living Americans
266
About 1 in 1,288,550 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
38
years old
Peak Year
2007
14 births
Total Registered
329
since 1880
Gender Distribution for Zeferino
Zeferino is almost exclusively a male name. Out of 329 total births registered, 100.0% were male.
Zeferino as a male name
Ranked #12,213 in 2023
6 male births in 2023
Peak: 2007 (14 births)
Zeferino: Popularity Over Time
SSA records for Zeferino span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 1990s, when 61 babies were registered. Zeferino has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Zeferino by Decade
How has Zeferino 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.
Zeferino by State
Zeferino + Last Name Combinations
How many people share a full name with Zeferino as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zeferino
Other first names starting with Z with a similar number of bearers.
Zeferino: Questions and Answers
How many people in the U.S. are named Zeferino?
We estimate approximately 266 people named Zeferino 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 1,288,550 Americans share this first name.
Is Zeferino a common name?
Zeferino is classified as "Very Rare" and is more popular than 77.8% of all first names in the SSA database. A total of 329 births have been registered with this name since 1880.
When was Zeferino most popular?
Zeferino reached peak popularity in 2007, when 14 babies were given this name. The average age of a living person named Zeferino is approximately 38 years old, reflecting when the name was most commonly given.
Is Zeferino a male name?
Zeferino is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Zeferino Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zeferino Smith, Zeferino Johnson, Zeferino 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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