Thomas vs Sebastian

Baby Name Comparison — 2026

Popularity Comparison

Thomas Rank #39
Sebastian Rank #14

Sebastian is more popular, ranked #14 vs #39 for Thomas.

Frequently Asked Questions

Is Thomas or Sebastian more popular?

Sebastian is more popular, ranked #14 compared to Thomas at #39 in the United States.

What do Thomas and Sebastian mean?

Thomas means "Twin" (Aramaic origin). Sebastian means "from Sebastia" (Latin origin).

Are Thomas and Sebastian boy or girl names?

Thomas is primarily a boy name. Sebastian is primarily a boy name.

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← Full profile: Thomas ← Full profile: Sebastian Browse all baby names