Dan vs Lou

Baby Name Comparison — 2026

Dan

Boy #1,931 Most Popular 1 Syllable

"judge"

Origin: Hebrew

English Hebrew American Scandinavian

✓ All Clear

Boy #2,123 Most Popular 1 Syllable

"famous warrior"

Origin: Germanic via French Louis

French English American

24 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Lou' can be twisted to 'poo'"}

Dan Rank #1,931

Lou Rank #2,123

Dan is more popular, ranked #1931 vs #2123 for Lou.

Is Dan or Lou more popular?

Dan is more popular, ranked #1931 compared to Lou at #2123 in the United States.

What do Dan and Lou mean?

Dan means "judge" (Hebrew origin). Lou means "famous warrior" (Germanic via French Louis origin).

Are Dan and Lou boy or girl names?

Dan is primarily a boy name. Lou is primarily a boy name.