Joi
Joi was the 3271st most popular name for girls in 2025, given to 48 babies. Its best year was 1981, when it ranked 915th with 164 babies. Over the last ten years it has moved down 1,091 places. More babies were named Joi in the 1980s than in any other decade.
Meaning (as Joy) joy · English, Old French, Latin
- Rank in 2025
- #3,271 girls, down 911 places since 2020
- Babies in 2025
- 48girls
- Girls and boys
- Almost always a girl’s name2021–2025
- Peak year
- 1981164 babies
- Total since 1880
- 6,095babies recorded
What does the name Joi mean?
Joi is a spelling of Joy, pronounced the same way, so it shares Joy's meaning and origin.
Joy is the English word used as a name. DMNES records it as a medieval name from Old French joie, from Latin gaudia, "joy", in France as early as 1179, and Bardsley notes it as a medieval surname for a person of joyful character. Wiktionary adds that it was taken up again by English Puritans in the 17th century as a virtue name.
joie (Old French, “joy”)gaudium (Latin, “joy”)
How sure is this? Well established.
Related names: Joyce, Gioia, Joelle.
See also: English names, names that mean joy.
Sources for this meaning
- Wiktionary, entry 'Joy', Wiktionary (Wikimedia Foundation)
- Dictionary of Medieval Names from European Sources (ed. S. L. Uckelman), Edition 2023 no. 1, s.v. 'Joy', DMNES, Durham University
- Charles W. Bardsley, A Dictionary of English and Welsh Surnames, with Special American Instances (1901), s.v. 'Joy', Henry Frowde (public domain; Internet Archive scan)
Joi popularity since 1880
| Year | Rank (girls) | Babies (girls) |
|---|---|---|
| 2025 | #3,271 | 48 |
| 2020 | #2,360 | 75 |
| 2010 | #2,854 | 61 |
| 2000 | #1,797 | 97 |
| 1990 | #1,802 | 80 |
| 1980 | #1,044 | 137 |
| 1970 | #1,535 | 64 |
| 1960 | #1,143 | 91 |
| 1950 | — | — |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Joi, counting every spelling?
Joi is a spelling of Joy, a name family that ranked #411 for girls in 2025 once every spelling is counted together, compared with #3,271 for Joi on its own. Together these spellings went to 801 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Joy | 747 | #419 | 3,604 |
| Joi | 48 | #3,271 | 321 |
Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.
How many kids will share the name Joi?
48 of the 3,606,400 babies born in the US in 2025 were named Joi (0.01 per 1,000 births). For a girl named Joi born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 175 (of 430 pupils) would have a child named Joi.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Joi?
About 5,800 people born in the US named Joi are alive today, with a median age of 35; half are between 20 and 49. That makes Joi mostly worn by adults in their thirties to fifties.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Joi by state
How common Joi was among girls born in each state in 2021–2025. It is notably more common than nationally in Georgia (4.7×). In 41 states fewer than five girls a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Joi: their share of US girls followed the most similar curve since 1880. If you like Joi, they share its era and feel.
Questions about the name Joi
What does Joi mean?
Joi is a spelling of Joy, which means “joy” (English, Old French, Latin origin). Certainty: well established.
How popular is the name Joi?
Joi was the 3271st most popular name for girls in 2025, given to 48 babies. Its best year was 1981, when it ranked 915th with 164 babies. Over the last ten years it has moved down 1,091 places. More babies were named Joi in the 1980s than in any other decade.
Is Joi a boy or girl name?
In 2021–2025, almost always a girl’s name given the name Joi in the US.
Where is Joi most popular?
In 2021–2025, Joi was most common in Georgia (0.18 per 1,000 girls), followed by Maryland and North Carolina.