What origin is the name Sídnei?

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

What are good sister names for Sídnei?

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

Sídnei

Discover the meaning and origin of the name Sídnei

Sídnei

Boy

Portuguese

2 syllables

Sídnei is a Portuguese boy's name meaning "Derived from the Old English words meaning wide island or river meadow.".

Sídnei is a boy name of Portuguese origin meaning "Derived from the Old English words meaning wide island or river meadow.". It has 2 syllables.

Origin: Portuguese
Gender: Boy
Syllables: 2

Last updated 24 October 2026.

Meaning

Derived from the Old English words meaning wide island or river meadow.

Popularity

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

Quick answers about Sídnei

What does Sídnei mean?

Sídnei is a boy name of Portuguese origin meaning "Derived from the Old English words meaning wide island or river meadow.".

How popular is Sídnei?

We have no birth-record ranking for Sídnei: 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 Sídnei

Thays Luzia Evora Girlene Kamilly Julieth

How to say Sídnei

Audio plays in browsers that support speech.

Played by your device's voice; accents vary by family and region.

Name numerology

9is the Chaldean number for Sídnei.

Number 9 is linked with compassion, generosity and idealism.

More names with number 9

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

Combine Sídnei with another name

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

Names with a similar meaning to Sídnei

Sídnei means "Derived from the Old English words meaning wide island or river meadow." — these names share that spirit.

Jacob — "A Marathi transliteration of the name Jacob, meaning one who follows or is protected by God." (Hebrew)
William — "A name of Germanic origin meaning resolute protector or strong-willed warrior, used by Indian Christians." (German)
Alexander — "A Greek name meaning defender of men, popular among the Telugu Christian community." (Greek)
Logan — "Little hollow; small meadow" (Scottish)
Daniel — "A common Christian name in Tamil Nadu meaning God is my judge, originating from Hebrew." (Hebrew)
Andrew — "A name of Greek origin meaning manly and brave, commonly found in Telugu Christian households." (Greek)
David — "A popular biblical name meaning beloved, referring to the famous king and psalmist of Israel." (Hebrew)
Ashley — "Ash tree meadow" (English)