unisex name
Sekai
- Gender Unisex
- Letters 5
- Popularity Uncommon
- Births on record 372
Sekai is a unisex name. It is given to both girls and boys — about 24% of recorded births with this name are girls. In 2025 it was given to 62 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2025, when 62 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 53,476 babies in the United States is given this name.
- First appears in US birth records in 2000.
Sekai over time
Births per decade in the United States, 2000s 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 |
|---|---|
| 2000s | 103 |
| 2010s | 59 |
| 2020s (to 2025) | 210 |
How popular is Sekai?
In 2025, Sekai was given to 62 babies in the United States. It is used consistently but remains uncommon.
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.
Names that peaked alongside Sekai
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Sekai also like
Names whose popularity has risen and fallen in step with Sekai over the last century — the same taste, a different name.
Sibling names for Sekai
Names from the same era that won't rhyme or share an initial with Sekai — the two things that make a sibling set grate.
Common questions about Sekai
How popular is the name Sekai?
In 2025, Sekai was given to 62 babies in the United States. It is used consistently but remains uncommon.
Is Sekai a girl's or a boy's name?
Sekai is used for both girls and boys. About 24% of recorded births with this name are girls.
When was Sekai most popular?
Sekai peaked in 2025, when 62 babies were given the name. It has been rising over the past decade.
Is Sekai a good name?
That is not something records can settle, but they can tell you what you would be choosing. Sekai currently ranks #2,436 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.