What origin is the name Cassio?

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

What are good sister names for Cassio?

Names from the same brazil tradition pair naturally with Cassio — for example Cilene, Claudete, Claudiana. You can browse more on our brazil names page.

Cassio

Discover the meaning and origin of the name Cassio

Cassio

Boy

Portuguese

2 syllables

Cassio is a Portuguese boy's name.

Cassio is a boy name found in official US birth records. It has 2 syllables.

Origin: Portuguese
Gender: Boy
Syllables: 2

Last updated 22 October 2026.

Meaning

We haven't added a meaning for this name yet.

Popularity

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

Quick answers about Cassio

How popular is Cassio?

We have no birth-record ranking for Cassio: 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.