MallowbyNames

Josia

joh-SEE-uh · Of uncertain origin; possibly a variant of Josiah, meaning 'Yahweh supports' in Hebrew.

Peak popularity
2008
Usually for
Boys
Trend
Declining since 2007

Declining since 2007.

Popularity of Josia since 1994

Babies named Josia per year in U.S. Social Security records.

4913200020102020Most births 2008Boys
Data table (by decade)
DecadeBoys
1990s16
2000s73
2010s45
2020s10

Meaning & origin

Josia is a modern respelling of Josiah, a name with deep biblical roots. While the traditional Josiah has enjoyed steady popularity, Josia remains a rare choice. The name first appeared in records in 1994 and reached its peak rank in 2008, after which it has been on a downward trajectory. Despite its decline since 2007, some parents are drawn to the streamlined spelling. Josia has not been recorded in any top states, indicating its usage is spread thinly across the country. For those seeking a biblical name with a contemporary twist, Josia offers an option that is both distinctive and meaningful.

Josia is likely a modern respelling or variant of the biblical name Josiah, which derives from the Hebrew Yoshiyahu, meaning 'Yahweh supports' or 'Yahweh heals.' The name has been used in English-speaking countries since the 20th century, with its popularity rising in the 2000s before declining. It remains a relatively uncommon choice, often chosen for its biblical resonance and unique sound.

Nicknames & variants

Nicknames: Jo, J, Sia

Variants: Josiah, Josa

Sibling names for Josia

Names that share Josia's style, for a brother or sister.

Sisters: Emma, Hannah, Maya, Leah, Grace

Brothers: Elijah, Noah, Isaac, Samuel, Micah

A parent animal hugging its little one, the personalized name page

J is for Josia, our favorite little boy.

J is for Josia…”

In a Mallowby alphabet book, Josia's letter becomes Josia's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Josia's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Josia mean?
Josia is often considered a variant of Josiah, which is of Hebrew origin and means 'Yahweh supports.' However, as a distinct spelling, its exact meaning is uncertain.
How popular is the name Josia right now?
Josia is a rare name. In the most recent data from 2025, it did not rank in the top 1000. Its peak popularity was in 2008, after which its usage has declined.
Is Josia a boy or girl name?
Josia is primarily used as a boy's name, similar to the more common Josiah.