Rio vs Alonzo

Baby Name Comparison — 2026

Rio

Boy #517 Most Popular 2 Syllables

"river"

Origin: Spanish/Portuguese

Spanish Portuguese Brazilian American

✓ All Clear

Boy #514 Most Popular 3 Syllables

"noble and ready"

Origin: Visigothic Germanic

Spanish Italian American African American

✓ All Clear

Rio Rank #517

Alonzo Rank #514

Alonzo is more popular, ranked #514 vs #517 for Rio.

Is Rio or Alonzo more popular?

Alonzo is more popular, ranked #514 compared to Rio at #517 in the United States.

What do Rio and Alonzo mean?

Rio means "river" (Spanish/Portuguese origin). Alonzo means "noble and ready" (Visigothic Germanic origin).

Are Rio and Alonzo boy or girl names?

Rio is primarily a boy name. Alonzo is primarily a boy name.