Olivia vs Dillion

Baby Name Comparison — 2026

Olivia

Boy #5,747 Most Popular 4 Syllables

"olive tree"

Origin: Latin oliva

English Italian Spanish American

✓ All Clear

Boy #5,680 Most Popular 3 Syllables

"faithful, loyal"

Origin: Old Irish Dallán

Irish Welsh American English

✓ All Clear

Olivia Rank #5,747

Dillion Rank #5,680

Dillion is more popular, ranked #5680 vs #5747 for Olivia.

Is Olivia or Dillion more popular?

Dillion is more popular, ranked #5680 compared to Olivia at #5747 in the United States.

What do Olivia and Dillion mean?

Olivia means "olive tree" (Latin oliva origin). Dillion means "faithful, loyal" (Old Irish Dallán origin).

Are Olivia and Dillion boy or girl names?

Olivia is primarily a boy name. Dillion is primarily a boy name.