Kei vs Olivia

Baby Name Comparison — 2026

Kei

Boy #4,606 Most Popular 1 Syllable

Meaning

"joy, jubilation"

Origin: Japanese kanji 慶

Cultural Roots

Japanese American Hawaiian

Quick Stats

Popularity Rank
#4,606
Total SSA Count
22
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Kei →

Popularity Comparison

Kei Rank #4,606
Olivia Rank #1

Olivia is more popular, ranked #1 vs #4606 for Kei.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kei ___

  • Kei James
  • Kei Alexander
  • Kei William
  • Kei Michael
  • Kei Lee
  • Kei 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 Kei

Kai Ren Hiro Mia Yuki

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 Kei or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kei at #4606 in the United States.

What do Kei and Olivia mean?

Kei means "joy, jubilation" (Japanese kanji 慶 origin). Olivia means "olive tree" (Latin origin).

Are Kei and Olivia boy or girl names?

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

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