Alyx vs Declan

Baby Name Comparison — 2026

Alyx

Girl #7,997 Most Popular 2 Syllables

Meaning

"defender of mankind"

Origin: Greek

Cultural Roots

American English French

Quick Stats

Popularity Rank
#7,997
Total SSA Count
14
Syllables
2
Formality
Casual
Nicknames
Aly, Alyx

Playground Safety Score

✓ All Clear
Full profile for Alyx →

Declan

Boy #131 Most Popular 2 Syllables

Meaning

"man of prayer"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#131
Total SSA Count
2,758
Syllables
2
Formality
Moderate
Nicknames
Dec, Decs

Playground Safety Score

✓ All Clear
Full profile for Declan →

Popularity Comparison

Alyx Rank #7,997
Declan Rank #131

Declan is more popular, ranked #131 vs #7997 for Alyx.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Alyx ___

  • Alyx Jade
  • Alyx Rae
  • Alyx Morgan
  • Alyx Skye
  • Alyx Drew

Declan ___

  • Declan James
  • Declan Patrick
  • Declan Michael
  • Declan Ryan
  • Declan Thomas
  • Declan Cole

Sibling Name Ideas

Names that pair well as siblings.

If you choose Alyx

Zoe Kai Remy Quinn

If you choose Declan

Finn Liam Siobhan Aoife Rowan

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 Alyx or Declan more popular?

Declan is more popular, ranked #131 compared to Alyx at #7997 in the United States.

What do Alyx and Declan mean?

Alyx means "defender of mankind" (Greek origin). Declan means "man of prayer" (Irish Gaelic origin).

Are Alyx and Declan boy or girl names?

Alyx is primarily a girl name. Declan is primarily a boy name.

More Comparisons

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← Full profile: Alyx ← Full profile: Declan Browse all baby names