Marcus vs Theo

Baby Name Comparison — 2026

Marcus

Boy #256 Most Popular 2 Syllables

"of Mars, warlike"

Origin: Latin

Roman English German Scandinavian African-American

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Boy #80 Most Popular 2 Syllables

"gift of God"

Origin: Greek (theodoros)

English Greek French German American

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Marcus Rank #256

Theo Rank #80

Theo is more popular, ranked #80 vs #256 for Marcus.

Is Marcus or Theo more popular?

Theo is more popular, ranked #80 compared to Marcus at #256 in the United States.

What do Marcus and Theo mean?

Marcus means "of Mars, warlike" (Latin origin). Theo means "gift of God" (Greek (theodoros) origin).

Are Marcus and Theo boy or girl names?

Marcus is primarily a boy name. Theo is primarily a boy name.