Sullivan vs Walter

Baby Name Comparison — 2026

Sullivan

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Boy #271 Most Popular 2 Syllables

"ruler of the army"

Origin: Old High German

English German Scandinavian Dutch

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Sullivan Rank #340

Walter Rank #271

Walter is more popular, ranked #271 vs #340 for Sullivan.

Is Sullivan or Walter more popular?

Walter is more popular, ranked #271 compared to Sullivan at #340 in the United States.

What do Sullivan and Walter mean?

Sullivan means "descendant of the dark one" (Irish Gaelic origin). Walter means "ruler of the army" (Old High German origin).

Are Sullivan and Walter boy or girl names?

Sullivan is primarily a boy name. Walter is primarily a boy name.