Kaja vs Olivia

Baby Name Comparison — 2026

Kaja

Girl #6,386 Most Popular 2 Syllables

Meaning

"pure, clear (via Katherine)"

Origin: Greek

Cultural Roots

Scandinavian Estonian Latvian German

Quick Stats

Popularity Rank
#6,386
Total SSA Count
19
Syllables
2
Formality
Moderate
Nicknames
Kay

Playground Safety Score

✓ All Clear
Full profile for Kaja →

Popularity Comparison

Kaja Rank #6,386
Olivia Rank #1

Olivia is more popular, ranked #1 vs #6386 for Kaja.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaja ___

  • Kaja Marie
  • Kaja Ingrid
  • Kaja Sofie
  • Kaja Annika
  • Kaja Else
  • Kaja Birthe

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 Kaja

Maja Astrid Freya Sigrid Lars

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 Kaja or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kaja at #6386 in the United States.

What do Kaja and Olivia mean?

Kaja means "pure, clear (via Katherine)" (Greek origin). Olivia means "olive tree" (Latin origin).

Are Kaja and Olivia boy or girl names?

Kaja is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

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