Boy Name · Spanish Origin
Tadeo
Last reviewed: June 2026
Considering Tadeo? It is a boy name whose meaning is "Courageous heart", rooted in Spanish naming tradition, and ranks in our Rare popularity tier. Phonetically it shares territory with Tate, but stands on its own.
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Frequently asked about Tadeo
What does the name Tadeo mean?
Tadeo means "Courageous heart" and is of Spanish origin.
What is the origin of Tadeo?
Tadeo originates in Spanish naming tradition. Names of Spanish origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Tadeo?
Tadeo has 5 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.
Is Tadeo a boy's or girl's name?
Tadeo is primarily used as a boy's name in US records, though usage can vary by region and era.
How popular is Tadeo in 2026?
In our 2026 popularity tracker, Tadeo sits in the Rare tier — an uncommon, standout choice.
What names are similar to Tadeo?
Names that share Tadeo's sound and style include Tate, Tait, Tito, Tadd, Tad. Open the "Names like Tadeo" rail on this page for the full list.