Lliam vs Theodore

Baby Name Comparison — 2026

Lliam

Boy #5,114 Most Popular 2 Syllables

Meaning

"Resolute protection; will-helmet"

Origin: Germanic (via William)

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#5,114
Total SSA Count
19
Syllables
2
Nicknames
Lli, Lly, Llie

Playground Safety Score

✓ All Clear
Full profile for Lliam →

Popularity Comparison

Lliam Rank #5,114
Theodore Rank #4

Theodore is more popular, ranked #4 vs #5114 for Lliam.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Lliam ___

  • Lliam James
  • Lliam Patrick
  • Lliam Thomas
  • Lliam Ryan
  • Lliam Michael

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Lliam

Finn Declan Connor Niall Siobhan

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Lliam or Theodore more popular?

Theodore is more popular, ranked #4 compared to Lliam at #5114 in the United States.

What do Lliam and Theodore mean?

Lliam means "Resolute protection; will-helmet" (Germanic (via William) origin). Theodore means "divine gift" (Greek origin).

Are Lliam and Theodore boy or girl names?

Lliam is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: Lliam ← Full profile: Theodore Browse all baby names