Louis vs Sullivan

Baby Name Comparison — 2026

Louis

Boy #236 Most Popular 2 Syllables

"famous warrior, renowned in battle"

Origin: Germanic/Frankish

French English German Spanish Belgian

✓ All Clear

Boy #340 Most Popular 3 Syllables

"descendant of the dark one"

Origin: Irish Gaelic

Irish American English

✓ All Clear

Louis Rank #236

Sullivan Rank #340

Louis is more popular, ranked #236 vs #340 for Sullivan.

Is Louis or Sullivan more popular?

Louis is more popular, ranked #236 compared to Sullivan at #340 in the United States.

What do Louis and Sullivan mean?

Louis means "famous warrior, renowned in battle" (Germanic/Frankish origin). Sullivan means "descendant of the dark one" (Irish Gaelic origin).

Are Louis and Sullivan boy or girl names?

Louis is primarily a boy name. Sullivan is primarily a boy name.