Theo vs Jack

Baby Name Comparison — 2026

Theo

Boy #80 Most Popular 2 Syllables

"gift of God"

Origin: Greek (theodoros)

English Greek French German American

✓ All Clear

Boy #15 Most Popular 1 Syllable

"supplanter"

Origin: Hebrew

English Irish American Australian

✓ All Clear

Theo Rank #80

Jack Rank #15

Jack is more popular, ranked #15 vs #80 for Theo.

Is Theo or Jack more popular?

Jack is more popular, ranked #15 compared to Theo at #80 in the United States.

What do Theo and Jack mean?

Theo means "gift of God" (Greek (theodoros) origin). Jack means "supplanter" (Hebrew origin).

Are Theo and Jack boy or girl names?

Theo is primarily a boy name. Jack is primarily a boy name.