Lou vs Rue

Baby Name Comparison — 2026

Lou

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'"}

Girl #1,242 Most Popular 1 Syllable

"herb of grace, regret"

Origin: Old English

English French American

✓ All Clear

Lou Rank #2,123

Rue Rank #1,242

Rue is more popular, ranked #1242 vs #2123 for Lou.

Is Lou or Rue more popular?

Rue is more popular, ranked #1242 compared to Lou at #2123 in the United States.

What do Lou and Rue mean?

Lou means "famous warrior" (Germanic via French Louis origin). Rue means "herb of grace, regret" (Old English origin).

Are Lou and Rue boy or girl names?

Lou is primarily a boy name. Rue is primarily a girl name.