Theodosius
Boy nameTheodosius has been given to 10 babies in the U.S. since 2025. It peaked in 2025. In 2025, about 1 in 170,808 boys was named Theodosius.
Popularity over time births per year, 1880–2025
Total babies
10
Peak year
2025 (10 babies)
Rank in 2025
Below top 1000
First recorded
2025
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 Theodosius.
Sibling name ideas for Theodosius
Same era and popularity as Theodosius, avoiding matching initials or rhymes.
FAQ
How popular is the name Theodosius?
Theodosius has been given to 10 babies in the U.S. since 2025. It ranked below the top 1000 in 2025.
When did the name Theodosius peak?
Theodosius peaked in 2025, when 10 babies were given the name.
Is Theodosius a girl or boy name?
Theodosius is primarily a boy name (100% of babies named Theodosius are boys).
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