Kilian vs Olivia

Baby Name Comparison — 2026

Kilian

Boy #1,052 Most Popular 3 Syllables

Meaning

"little church"

Origin: Irish Gaelic

Cultural Roots

Irish German French

Quick Stats

Popularity Rank
#1,052
Total SSA Count
209
Syllables
3
Formality
Moderate
Nicknames
Kili, Kill, Ian

Playground Safety Score

✓ All Clear
Full profile for Kilian →

Popularity Comparison

Kilian Rank #1,052
Olivia Rank #1

Olivia is more popular, ranked #1 vs #1052 for Kilian.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kilian ___

  • Kilian James
  • Kilian Patrick
  • Kilian Sean
  • Kilian Finn
  • Kilian John
  • Kilian Thomas

Olivia ___

  • Olivia Rose
  • Olivia Grace
  • Olivia Jane
  • Olivia Mae
  • Olivia Claire
  • Olivia Jade

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kilian

Declan Niall Fionn Ronan Siobhan

If you choose Olivia

Liam Noah Charlotte Emma Sophia

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 Kilian or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kilian at #1052 in the United States.

What do Kilian and Olivia mean?

Kilian means "little church" (Irish Gaelic origin). Olivia means "olive tree" (Latin origin).

Are Kilian and Olivia boy or girl names?

Kilian is primarily a boy name. Olivia is primarily a girl name.

More Comparisons

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← Full profile: Kilian ← Full profile: Olivia Browse all baby names