How Many People Are Named Joi?
An estimated 5,624 people in the United States have the first name Joi. It is almost exclusively a female name. The average bearer is 35 years old, and Joi peaked in popularity in 1981 with 164 births that year.
Below you will find a full statistical profile of Joi 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 Joi paired with any surname.
Estimated Living Americans
5,624
About 1 in 60,945 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
35
years old
Peak Year
1981
164 births
Total Registered
6,044
since 1880
Gender Distribution for Joi
Joi is almost exclusively a female name. Out of 6,044 total births registered, 100.0% were female.
Joi as a female name
Ranked #2,584 in 2024
68 female births in 2024
Peak: 1981 (164 births)
Joi: Popularity Over Time
SSA records for Joi span from the 1940s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 1980s, when 1,114 babies were registered. While Joi is less common than at its peak in the 1980s, it remains a well-established name with steady registrations.
Joi by Decade
How has Joi 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.
Joi by State
Birth registrations for Joi span all 23 states and territories in the SSA database. The highest counts are in California, Georgia, Illinois. The lowest are in Utah, Iowa, Mississippi. On average, about 145 Jois were registered per state.
Joi + Last Name Combinations
How many people share a full name with Joi as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Joi
Other first names starting with J with a similar number of bearers.
Joi: Questions and Answers
How many people in the U.S. are named Joi?
We estimate approximately 5,624 people named Joi 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 60,945 Americans share this first name.
Is Joi a common name?
Joi is classified as "Rare" and is more popular than 96.8% of all first names in the SSA database. A total of 6,044 births have been registered with this name since 1880.
When was Joi most popular?
Joi reached peak popularity in 1981, when 164 babies were given this name. The average age of a living person named Joi is approximately 35 years old, reflecting when the name was most commonly given.
Is Joi a female name?
Joi is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Joi Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Joi Smith, Joi Johnson, Joi 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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