Marcus vs Sullivan

Baby Name Comparison — 2026

Marcus

Boy #256 Most Popular 2 Syllables

"of Mars, warlike"

Origin: Latin

Roman English German Scandinavian African-American

✓ All Clear

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Marcus Rank #256

Sullivan Rank #340

Marcus is more popular, ranked #256 vs #340 for Sullivan.

Is Marcus or Sullivan more popular?

Marcus is more popular, ranked #256 compared to Sullivan at #340 in the United States.

What do Marcus and Sullivan mean?

Marcus means "of Mars, warlike" (Latin origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Marcus and Sullivan boy or girl names?

Marcus is primarily a boy name. Sullivan is primarily a boy name.