girl's name
Kaja
- Gender Girl
- Letters 4
- Popularity Rare
- Births on record 1,843
Northern Ireland
#549
2018 births
Kaja is a girl's name. In 2025 it was given to 16 babies in the United States. It is a rare choice.
- Peaked in England and Wales in 2018, when 61 babies were given the name.
- It has been rising over the past decade in England and Wales.
- Today about 1 in 32,934 babies in England and Wales is given this name.
- First appears in birth records in 1997.
Kaja over time
Births per decade in England and Wales, 1990s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1990s | 10 |
| 2000s | 96 |
| 2010s | 516 |
| 2020s (to 2025) | 173 |
How popular is Kaja?
In 2025, Kaja was given to 16 babies in England and Wales. It is a rare choice.
Where Kaja is used
Figures for England and Wales withhold any name given to fewer than three babies in a year, so a gap means the name fell below that floor rather than went unused. Data & sources.
Names that peaked alongside Kaja
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Kaja also like
Names whose popularity has risen and fallen in step with Kaja over the last century — the same taste, a different name.
Kaja in other languages
The same name as it is spelled elsewhere — not shortenings, and not different names that merely sound alike. Each one has its own record here.
Sibling names for Kaja
Names from the same era that won't rhyme or share an initial with Kaja — the two things that make a sibling set grate.
Common questions about Kaja
How popular is the name Kaja?
In 2025, Kaja was given to 16 babies in England and Wales. It is a rare choice.
Is Kaja a girl's or a boy's name?
Kaja is given almost entirely to girls in birth records.
When was Kaja most popular?
Kaja peaked in 2018, when 61 babies were given the name. It has been rising over the past decade.
Is Kaja a good name?
That is not something records can settle, but they can tell you what you would be choosing. Kaja currently ranks #1,105 in England and Wales. It has been rising over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.