How Many People Are Named Zeta?
An estimated 667 people in the United States have the first name Zeta. It is almost exclusively a female name. The average bearer is 31 years old, and Zeta peaked in popularity in 2005 with 33 births that year.
Below you will find a full statistical profile of Zeta 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 Zeta paired with any surname.
Estimated Living Americans
667
About 1 in 513,875 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
31
years old
Peak Year
2005
33 births
Total Registered
1,338
since 1880
Gender Distribution for Zeta
Zeta is almost exclusively a female name. Out of 1,338 total births registered, 100.0% were female.
Zeta as a female name
Ranked #9,511 in 2024
11 female births in 2024
Peak: 2005 (33 births)
Zeta: Popularity Over Time
SSA records for Zeta span from the 1880s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 2000s, when 234 babies were registered. While Zeta is less common than at its peak in the 2000s, it remains a well-established name with steady registrations.
Zeta by Decade
How has Zeta 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.
Zeta by State
Birth registrations for Zeta span all 3 states and territories in the SSA database. The highest counts are in Texas, Florida, Pennsylvania. The lowest are in Pennsylvania, Florida, Texas. On average, about 8 Zetas were registered per state.
Zeta + Last Name Combinations
How many people share a full name with Zeta as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zeta
Other first names starting with Z with a similar number of bearers.
Zeta: Questions and Answers
How many people in the U.S. are named Zeta?
We estimate approximately 667 people named Zeta 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 513,875 Americans share this first name.
Is Zeta a common name?
Zeta is classified as "Very Rare" and is more popular than 87.2% of all first names in the SSA database. A total of 1,338 births have been registered with this name since 1880.
When was Zeta most popular?
Zeta reached peak popularity in 2005, when 33 babies were given this name. The average age of a living person named Zeta is approximately 31 years old, reflecting when the name was most commonly given.
Is Zeta a female name?
Zeta is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Zeta Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zeta Smith, Zeta Johnson, Zeta 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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