Josias
How to say it: joh-SY-us · /dʒoʊˈsaɪəs/
Latin/Greek form of Josiah, from Hebrew 'Yoshiyahu' meaning 'God supports' or 'Yahweh heals'.
Josias was the 866th most popular boys’ name in the United States in 2025, given to 247 babies (Social Security Administration). The 2020s are its busiest decade so far, its births are up about 65% in ten years, and it is projected to rise to #664 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among boys’ names, 2025 | #866 |
|---|---|
| Babies born in 2025 | 247 |
| Share of births | 1 in 13,422 |
| Peak decade | 2020s |
| Change over 10 years | +65% |
| Projected rank for 2030 (estimate) | #664 |
| In France, 2025 | #1,664 among boys’ names, 10 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Built almost wholly from recent decades, Josias hit its high in the 2020s. At the top now, additional growth is anticipated.
What goes with it
Quietly breathy, Josias carries a biblical resonance. Tobias shares its rhythm nicely.
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Josias is about under 1 in 200.
Around the world
This spelling is used in Dutch, English, French, German, Greek, Hebrew, Portuguese, Spanish.
In France: #1,664 for boys in 2025.
Famous people named Josias
- Josias Braun-Blanquet (1884–1980)Swiss botanist
- Prince Josias of Coburg (1737–1815)Austrian general
- Josias von Heeringen (1850–1926)German general
From Wikidata and Wikipedia
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