Aiden vs Knox

Baby Name Comparison — 2026

Aiden

Boy #47 Most Popular 2 Syllables

Meaning

"Little fire; born of fire"

Origin: Irish Gaelic

Cultural Roots

Irish English American

Quick Stats

Popularity Rank
#47
Total SSA Count
6,243
Syllables
2
Formality
Casual
Nicknames
Aide, A

Playground Safety Score

✓ All Clear
Full profile for Aiden →

Popularity Comparison

Aiden Rank #47
Knox Rank #209

Aiden is more popular, ranked #47 vs #209 for Knox.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Aiden ___

  • Aiden James
  • Aiden Michael
  • Aiden Thomas
  • Aiden Cole
  • Aiden Ryan
  • Aiden Scott

Knox ___

  • Knox James
  • Knox Oliver
  • Knox William
  • Knox Henry
  • Knox Alexander
  • Knox Reid

Sibling Name Ideas

Names that pair well as siblings.

If you choose Aiden

Liam Caden Owen Brynn Fiona

If you choose Knox

Ryder Lennox Jagger Saylor Piper

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 Aiden or Knox more popular?

Aiden is more popular, ranked #47 compared to Knox at #209 in the United States.

What do Aiden and Knox mean?

Aiden means "Little fire; born of fire" (Irish Gaelic origin). Knox means "round hill" (Old English/Scottish origin).

Are Aiden and Knox boy or girl names?

Aiden is primarily a boy name. Knox is primarily a boy name.

More Comparisons

Knox vs Aiden Aiden vs Luca Aiden vs Evan Aiden vs Noah Aiden vs Greyson
← Full profile: Aiden ← Full profile: Knox Browse all baby names