unisex name
Aiko
- Gender Unisex
- Letters 4
- Popularity Uncommon
- Births on record 2,443
Aiko is a unisex name. It is given to both girls and boys — about 90% of recorded births with this name are girls. In 2025 it was given to 76 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2023, when 98 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 43,624 babies in the United States is given this name.
- First appears in US birth records in 1912.
Aiko over time
Births per decade in the United States, 1910s 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 |
|---|---|
| 1910s | 134 |
| 1920s | 306 |
| 1930s | 108 |
| 1940s | 7 |
| 1950s | 5 |
| 1970s | 45 |
| 1980s | 60 |
| 1990s | 124 |
| 2000s | 311 |
| 2010s | 310 |
| 2020s (to 2025) | 476 |
How popular is Aiko?
In 2025, Aiko was given to 76 babies in the United States. It is used consistently but remains uncommon.
Where Aiko is used
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
How Aiko is spelled
Birth registers count each spelling separately, so every one has its own ranking.
| Spelling | What it is | Births on record |
|---|---|---|
| Aïko | Aïko is a rare spelling of Aiko, written with a diaeresis and recorded about 235 times, mostly in France. | 235 |
Names that peaked alongside Aiko
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Aiko also like
Names whose popularity has risen and fallen in step with Aiko over the last century — the same taste, a different name.
Sibling names for Aiko
Names from the same era that won't rhyme or share an initial with Aiko — the two things that make a sibling set grate.
Common questions about Aiko
How popular is the name Aiko?
In 2025, Aiko was given to 76 babies in the United States. It is used consistently but remains uncommon.
Is Aiko a girl's or a boy's name?
Aiko is used for both girls and boys. About 90% of recorded births with this name are girls.
When was Aiko most popular?
Aiko peaked in 2023, when 98 babies were given the name. It has been rising over the past decade.
Is Aiko a good name?
That is not something records can settle, but they can tell you what you would be choosing. Aiko currently ranks #2,360 in the United States. It has been rising over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.