BabyNameLens · Girl names · Boy names

Tadeo

“Spanish form of Thaddaeus, the apostle Jude; root of uncertain meaning” — Spanish, from Latin Thaddaeus origin

Boy's name · #427 in the US (2025) · Trending

Tadeo has appeared in US records since 1968 — best rank #412 (2024) · 5,843 babies named Tadeo all-time · 1 in 2,300 boys born in 2025.

Around the world: about 1 in 12,000 boys in Switzerland (2024) · about 1 in 19,000 boys in Austria (2025).

Appears in 2020-2025 birth records of 32 states. See the full state-by-state map on this page.

Famous Tadeos

• Tadeo Allende — Argentine footballer
• Tadeo Zarratea — Paraguayan lawyer and author (born 1946)
• Tadeo O'Farrell — notable figure
• Tadeo Marcucci — Argentine field hockey player
• Tadeo Gomez — Guitar builder

In stories & tradition

• Tadeo Jones — Tadeo Jones · Tad the Lost Explorer and the Secret of King Midas

What Tadeos become

Among 18 notable people named Tadeo:

No single standout — notable Tadeos spread across many fields.

Browse more boy names — popularity, trends and eras for 5,700+ American names, free.

Privacy Policy · Terms of Service