Oliver vs Osai

Baby Name Comparison — 2026

Oliver

Boy #3 Most Popular 3 Syllables

Meaning

"olive tree"

Origin: Latin

Cultural Roots

English French Scandinavian

Quick Stats

Popularity Rank: #3
Total SSA Count: 15,343
Syllables: 3
Formality: Moderate
Nicknames: Ollie, Oli

Playground Safety Score

✓ All Clear

Similar Names

Calvin Michael Amir Luka

Full profile for Oliver →

Osai

Boy #44,832 Most Popular

Quick Stats

Popularity Rank: #44,832
Total SSA Count: 5

Playground Safety Score

✓ All Clear

Similar Names

Cyir Aubri Caxton

Full profile for Osai →

Popularity Comparison

Oliver Rank #3

Osai Rank #44,832

Oliver is more popular, ranked #3 vs #44832 for Osai.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Oliver ___

Oliver James
Oliver Thomas
Oliver William
Oliver Henry
Oliver John
Oliver Benjamin

Osai ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

If you choose Osai

No sibling data available yet.

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Oliver or Osai more popular?

Oliver is more popular, ranked #3 compared to Osai at #44832 in the United States.

What do Oliver and Osai mean?

Oliver means "olive tree" (Latin origin).

Are Oliver and Osai boy or girl names?

Oliver is primarily a boy name. Osai is primarily a boy name.

More Comparisons

Osai vs Oliver Oliver vs Calvin Oliver vs Michael Oliver vs Amir Oliver vs Luka

← Full profile: Oliver ← Full profile: Osai Browse all baby names