Lliam vs Sebastion

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
Sebastion Rank #5,232

Lliam is more popular, ranked #5114 vs #5232 for Sebastion.

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

Sebastion ___

  • Sebastion James
  • Sebastion Alexander
  • Sebastion William
  • Sebastion Thomas
  • Sebastion Edward
  • Sebastion Henry

Sibling Name Ideas

Names that pair well as siblings.

If you choose Lliam

Finn Declan Connor Niall Siobhan

If you choose Sebastion

Isabella Olivia Charlotte Victoria Nathaniel

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 Sebastion more popular?

Lliam is more popular, ranked #5114 compared to Sebastion at #5232 in the United States.

What do Lliam and Sebastion mean?

Lliam means "Resolute protection; will-helmet" (Germanic (via William) origin). Sebastion means "venerable, revered" (Greek origin).

Are Lliam and Sebastion boy or girl names?

Lliam is primarily a boy name. Sebastion is primarily a boy name.

More Comparisons

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