Kailei vs Olivia

Baby Name Comparison — 2026

Popularity Comparison

Kailei Rank #21,390
Olivia Rank #1

Olivia is more popular, ranked #1 vs #21390 for Kailei.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kailei ___

No pairings available yet.

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 Kailei

No sibling data available yet.

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 Kailei or Olivia more popular?

Olivia is more popular, ranked #1 compared to Kailei at #21390 in the United States.

What do Kailei and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Kailei and Olivia boy or girl names?

Kailei is primarily a girl name. Olivia is primarily a girl name.

More Comparisons

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