What origin is the name Thaddea?

Thaddea comes from Greek naming traditions. Names from this origin often carry meanings tied to nature, virtues or heritage.

What are good brother names for Thaddea?

Names from the same greek tradition pair naturally with Thaddea — for example Alexander, Christopher, Lucas. You can browse more on our greek names page.

Thaddea

Discover the meaning and origin of the name Thaddea

Thaddea

Girl

Greek

2 syllables

Thaddea is a Greek girl's name meaning "Courageous.".

With Greek roots, Thaddea is a girl name that means "Courageous.". It has 2 syllables.

Origin: Greek
Gender: Girl
Syllables: 2

Meaning compiled from public name lists.

Last updated 22 October 2026.

Meaning

Courageous.

Popularity

No birth-record data (source: not in US birth records; popularity in India is not tracked)

Quick answers about Thaddea

What does Thaddea mean?

Thaddea is a girl name of Greek origin meaning "Courageous.".

How popular is Thaddea?

We have no birth-record ranking for Thaddea: it is not in US records, and India publishes no national name rankings. The meter above fills in as parents here view, search for and save the name.