Cay vs Olivia

Baby Name Comparison — 2026

Popularity Comparison

Cay Rank #38,582
Olivia Rank #1

Olivia is more popular, ranked #1 vs #38582 for Cay.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Cay ___

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 Cay

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 Cay or Olivia more popular?

Olivia is more popular, ranked #1 compared to Cay at #38582 in the United States.

What do Cay and Olivia mean?

Olivia means "olive tree" (Latin origin).

Are Cay and Olivia boy or girl names?

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

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