Knox vs Simon

Baby Name Comparison — 2026

Knox

Boy #209 Most Popular 1 Syllable

Meaning

"round hill"

Origin: Old English/Scottish

Cultural Roots

American Scottish English

Quick Stats

Popularity Rank
#209
Total SSA Count
1,701
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Knox →

Simon

Boy #251 Most Popular 2 Syllables

Meaning

"he has heard, God has heard"

Origin: Hebrew

Cultural Roots

English French German Scandinavian Jewish

Quick Stats

Popularity Rank
#251
Total SSA Count
1,402
Syllables
2
Formality
Moderate
Nicknames
Si, Sim

Playground Safety Score

✓ All Clear
Full profile for Simon →

Popularity Comparison

Knox Rank #209
Simon Rank #251

Knox is more popular, ranked #209 vs #251 for Simon.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Knox ___

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

Simon ___

  • Simon James
  • Simon Thomas
  • Simon George
  • Simon Peter
  • Simon Alexander
  • Simon Henry

Sibling Name Ideas

Names that pair well as siblings.

If you choose Knox

Ryder Lennox Jagger Saylor Piper

If you choose Simon

James Oliver Sebastian Helena Miriam

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 Knox or Simon more popular?

Knox is more popular, ranked #209 compared to Simon at #251 in the United States.

What do Knox and Simon mean?

Knox means "round hill" (Old English/Scottish origin). Simon means "he has heard, God has heard" (Hebrew origin).

Are Knox and Simon boy or girl names?

Knox is primarily a boy name. Simon is primarily a boy name.

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← Full profile: Knox ← Full profile: Simon Browse all baby names