What origin is the name Thalassa?

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

What are good brother names for Thalassa?

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

Thalassa

Discover the meaning and origin of the name Thalassa

Thalassa

Girl

Greek

3 syllables

Thalassa is a Greek girl's name meaning "The sea.".

The meaning of Thalassa is "The sea." — a girl name of Greek origin. At 8 letters it is a longer name, which leaves room for a nickname. It has 3 syllables.

Origin: Greek
Gender: Girl
Syllables: 3

Meaning compiled from public name lists.

Last updated 22 October 2026.

Meaning

The sea.

Popularity

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

Quick answers about Thalassa

What does Thalassa mean?

Thalassa is a girl name of Greek origin meaning "The sea.".

How popular is Thalassa?

We have no birth-record ranking for Thalassa: 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.