What origin is the name Gui?

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

What are good sister names for Gui?

Names from the same portuguese tradition pair naturally with Gui — for example Thays, Luzia, Evora. You can browse more on our portuguese names page.

Gui

Discover the meaning and origin of the name Gui

Gui

Boy

Portuguese

1 syllable

Gui is a Portuguese boy's name meaning "Resolute protector".

The meaning of Gui is "Resolute protector" — a boy name of Portuguese origin. At just 3 letters, it is short and easy to say. It has 1 syllable.

Origin: Portuguese
Gender: Boy
Syllables: 1

Last updated 24 October 2026.

Meaning

Resolute protector

Popularity

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

Quick answers about Gui

What does Gui mean?

Gui is a boy name of Portuguese origin meaning "Resolute protector".

How popular is Gui?

We have no birth-record ranking for Gui: 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.

Sister names that go with Gui

Thays Luzia Evora Girlene Kamilly Julieth

How to say Gui

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Name numerology

1is the Chaldean number for Gui.

Number 1 is linked with leadership, independence and new beginnings.

More names with number 1

Numerology is a cultural tradition for fun, not a prediction.

Combine Gui with another name

Our free name combiner blends two names into new baby name ideas.

Names with a similar meaning to Gui

Gui means "Resolute protector" — these names share that spirit.

William — "A name of Germanic origin meaning resolute protector or strong-willed warrior, used by Indian Christians." (German)
Liam — "Strong-willed warrior and protector" (Irish)
Michael — "Who is like God, referring to the archangel who serves as a protector and warrior." (Hebrew)