Llewellyn vs Olivia

Baby Name Comparison — 2026

Popularity Comparison

Llewellyn Rank #6,540
Olivia Rank #1

Olivia is more popular, ranked #1 vs #6540 for Llewellyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Llewellyn ___

  • Llewellyn Arthur
  • Llewellyn Rhys
  • Llewellyn Morgan
  • Llewellyn Emrys
  • Llewellyn Hugh

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 Llewellyn

Rhiannon Owain Branwen Gareth Seren

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 Llewellyn or Olivia more popular?

Olivia is more popular, ranked #1 compared to Llewellyn at #6540 in the United States.

What do Llewellyn and Olivia mean?

Llewellyn means "lion-like" (Welsh origin). Olivia means "olive tree" (Latin origin).

Are Llewellyn and Olivia boy or girl names?

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

More Comparisons

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