boy's name
Josai
- Gender Boy
- Letters 5
- Popularity Uncommon
- Births on record 97
Josai is a boy's name. In 2025 it was given to 22 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2025, when 22 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 150,716 babies in the United States is given this name.
- First appears in US birth records in 2005.
Josai 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 | 10 |
| 2010s | 25 |
| 2020s (to 2025) | 62 |
How popular is Josai?
In 2025, Josai was given to 22 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 Josai
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Josai also like
Names whose popularity has risen and fallen in step with Josai over the last century — the same taste, a different name.
Sibling names for Josai
Names from the same era that won't rhyme or share an initial with Josai — the two things that make a sibling set grate.
Common questions about Josai
How popular is the name Josai?
In 2025, Josai was given to 22 babies in the United States. It is used consistently but remains uncommon.
Is Josai a girl's or a boy's name?
Josai is given almost entirely to boys in birth records.
When was Josai most popular?
Josai peaked in 2025, when 22 babies were given the name. It has been rising over the past decade.
Is Josai a good name?
That is not something records can settle, but they can tell you what you would be choosing. Josai currently ranks #4,588 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.