Thadeus

boyAramaicChristian

Thadeus is a Christian boy name of Aramaic, via Greek origin, meaning “Variant of Thaddeus”.

MeaningVariant of Thaddeus
GenderBoy
OriginAramaic, via Greek
PronunciationTHAD-ee-us
TraditionChristian
Used inUnited States, Brazil

Meaning and origin of Thadeus

Thadeus is a simplified spelling of Thaddeus, the apostle listed in the Gospels of Matthew and Mark. The original name's meaning is uncertain: it may come from an Aramaic word for 'breast' or 'heart', or from a Greek name like Theodotos, 'gift of God'. The single-d spelling is used by English speakers who prefer a simpler look. Both spellings are pronounced the same way.

Is Thadeus a Christian name?

As a form of Thaddeus, Thadeus honours the apostle traditionally identified with Saint Jude.

How popular is Thadeus?

Rare; Thaddeus is the more common spelling.

Gifts with the name Thadeus

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Spellings and variants of Thadeus

ThaddeusTadeoTadeuThad

Names similar to Thadeus

More Christian boy names

Frequently asked questions

What does the name Thadeus mean?

Thadeus means 'Variant of Thaddeus'. It is of Aramaic, via Greek origin.

Is Thadeus a Christian name?

As a form of Thaddeus, Thadeus honours the apostle traditionally identified with Saint Jude.

How do you pronounce Thadeus?

Thadeus is pronounced THAD-ee-us.

Is Thadeus a boy or girl name?

Thadeus is usually a boy name.

Updated October 2026. Spotted a mistake? Tell us.