Lucas vs River

Baby Name Comparison — 2026

Lucas

Boy #9 Most Popular 2 Syllables

"from Lucania"

Origin: Latin

English Spanish Portuguese

✓ All Clear

Boy #112 Most Popular 2 Syllables

"flowing body of water, stream"

Origin: Old French

English American Australian

✓ All Clear

Lucas Rank #9

River Rank #112

Lucas is more popular, ranked #9 vs #112 for River.

Is Lucas or River more popular?

Lucas is more popular, ranked #9 compared to River at #112 in the United States.

What do Lucas and River mean?

Lucas means "from Lucania" (Latin origin). River means "flowing body of water, stream" (Old French origin).

Are Lucas and River boy or girl names?

Lucas is primarily a boy name. River is primarily a boy name.