Oliver vs Union

Baby Name Comparison — 2026

Union

Boy #32,512 Most Popular 2 Syllables

Meaning

"the act of joining together, unity, oneness"

Origin: Latin unio (oneness)

Cultural Roots

American

Quick Stats

Popularity Rank
#32,512
Total SSA Count
5
Syllables
2
Formality
Casual
Nicknames
Uni, Uni-bear

Playground Safety Score

✓ All Clear
Full profile for Union →

Popularity Comparison

Oliver Rank #3
Union Rank #32,512

Oliver is more popular, ranked #3 vs #32512 for Union.

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

Union ___

  • Union James
  • Union Miles
  • Union Cole
  • Union Everett
  • Union Stone

Sibling Name Ideas

Names that pair well as siblings.

If you choose Oliver

Olivia Charlotte Emma Sophia Amelia

If you choose Union

Liberty Justice Valor Honor True

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 Union more popular?

Oliver is more popular, ranked #3 compared to Union at #32512 in the United States.

What do Oliver and Union mean?

Oliver means "olive tree" (Latin origin). Union means "the act of joining together, unity, oneness" (Latin unio (oneness) origin).

Are Oliver and Union boy or girl names?

Oliver is primarily a boy name. Union is primarily a boy name.

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