How Many People Are Named Zoii?
An estimated 160 people in the United States have the first name Zoii. It is almost exclusively a female name. The average bearer is 11 years old, and Zoii peaked in popularity in 2017 with 21 births that year.
Below you will find a full statistical profile of Zoii 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 Zoii paired with any surname.
Estimated Living Americans
160
About 1 in 2,142,215 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
11
years old
Peak Year
2017
21 births
Total Registered
161
since 1880
Gender Distribution for Zoii
Zoii is almost exclusively a female name. Out of 161 total births registered, 100.0% were female.
Zoii as a female name
Ranked #17,647 in 2024
5 female births in 2024
Peak: 2017 (21 births)
Zoii: Popularity Over Time
SSA records for Zoii span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 121 babies were registered. Zoii has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Zoii by Decade
How has Zoii 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.
Zoii by State
Zoii + Last Name Combinations
How many people share a full name with Zoii as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zoii
Other first names starting with Z with a similar number of bearers.
Zoii: Questions and Answers
How many people in the U.S. are named Zoii?
We estimate approximately 160 people named Zoii 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 2,142,215 Americans share this first name.
Is Zoii a common name?
Zoii is classified as "Very Rare" and is more popular than 71.2% of all first names in the SSA database. A total of 161 births have been registered with this name since 1880.
When was Zoii most popular?
Zoii reached peak popularity in 2017, when 21 babies were given this name. The average age of a living person named Zoii is approximately 11 years old, reflecting when the name was most commonly given.
Is Zoii a female name?
Zoii is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Zoii Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zoii Smith, Zoii Johnson, Zoii 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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