Tadeus
Boy nameTadeus has been given to 34 babies in the U.S. since 1916. It peaked in 1918.
Popularity over time births per year, 1880–2025
Total babies
34
Peak year
1918 (7 babies)
Rank in 2025
Below top 1000
First recorded
1916
10-year trend
New / returning
Gender split
All boys
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Tadeus.
Sibling name ideas for Tadeus
Same era and popularity as Tadeus, avoiding matching initials or rhymes.
FAQ
How popular is the name Tadeus?
Tadeus has been given to 34 babies in the U.S. since 1916. It ranked below the top 1000 in 2025.
When did the name Tadeus peak?
Tadeus peaked in 1918, when 7 babies were given the name.
Is Tadeus a girl or boy name?
Tadeus is primarily a boy name (100% of babies named Tadeus are boys).
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