Kaiya
How to say it: KYE-uh · /ˈkaɪə/
Possibly from Japanese kai meaning 'sea'; also used as a modern phonetic coinage in English-speaking countries.
Kaiya was the 138th most popular girls’ name in the United States in 2025, given to 255 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 44% in ten years, and it is projected to rise to #101 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among girls’ names, 2025 | #138 |
|---|---|
| Babies born in 2025 | 255 |
| Share of births | 1 in 1,372 |
| Peak decade | 2020s |
| Change over 10 years | +44% |
| Projected rank for 2030 (estimate) | #101 |
| In France, 2025 | #894 among girls’ names, 0 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
New to wide use in the last forty years, Kaiya has climbed quickly. The 2020s mark its high point so far, and holding at that peak suggests further gains ahead.
What goes with it
Crisp and gentle in two syllables with an open ending. Leilani pairs beautifully in style.
Nicknames
- Kai
- Kay
Honouring a Kaiya in the family
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Kaiya is about 1 in 58.
Around the world
This spelling is used in English, Japanese.
In France: #894 for girls in 2025.
Famous people named Kaiya
- Kaiya Ruiter (born 2006)Canadian figure skater
From Wikidata and Wikipedia
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