Mylo vs Rex

Baby Name Comparison — 2026

Mylo

Boy #643 Most Popular 2 Syllables

"merciful, gentle"

Origin: Old High German (mild)

English American Australian

✓ All Clear

Boy #793 Most Popular 1 Syllable

"king"

Origin: Latin

English Latin American

✓ All Clear

Mylo Rank #643

Rex Rank #793

Mylo is more popular, ranked #643 vs #793 for Rex.

Is Mylo or Rex more popular?

Mylo is more popular, ranked #643 compared to Rex at #793 in the United States.

What do Mylo and Rex mean?

Mylo means "merciful, gentle" (Old High German (mild) origin). Rex means "king" (Latin origin).

Are Mylo and Rex boy or girl names?

Mylo is primarily a boy name. Rex is primarily a boy name.