Olivia vs Rhys

Baby Name Comparison — 2026

Popularity Comparison

Olivia Rank #1
Rhys Rank #354

Olivia is more popular, ranked #1 vs #354 for Rhys.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Olivia ___

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

Rhys ___

  • Rhys Owen
  • Rhys Liam
  • Rhys David
  • Rhys Morgan
  • Rhys Evan
  • Rhys Gareth

Sibling Name Ideas

Names that pair well as siblings.

If you choose Olivia

Liam Noah Charlotte Emma Sophia

If you choose Rhys

Seren Nia Cai Carys Bryn

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 Olivia or Rhys more popular?

Olivia is more popular, ranked #1 compared to Rhys at #354 in the United States.

What do Olivia and Rhys mean?

Olivia means "olive tree" (Latin origin). Rhys means "enthusiasm, passion" (Old Welsh origin).

Are Olivia and Rhys boy or girl names?

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

More Comparisons

Rhys vs Olivia Olivia vs Liliana Olivia vs Autumn Olivia vs Jasmine Olivia vs Ariana
← Full profile: Olivia ← Full profile: Rhys Browse all baby names