Kennedi vs Siena

Baby Name Comparison — 2026

Kennedi

Girl #685 Most Popular 3 Syllables

Meaning

"ugly-headed (original Gaelic)"

Origin: Irish Gaelic

Cultural Roots

American Irish Scottish

Quick Stats

Popularity Rank
#685
Total SSA Count
414
Syllables
3
Formality
Moderate
Nicknames
Ken, Kenn, Kenna

Playground Safety Score

✓ All Clear
Full profile for Kennedi →

Siena

Girl #631 Most Popular 3 Syllables

Meaning

"from Siena"

Origin: Italian

Cultural Roots

Italian English American Australian

Quick Stats

Popularity Rank
#631
Total SSA Count
467
Syllables
3
Formality
Moderate
Nicknames
Si, Sia

Playground Safety Score

✓ All Clear
Full profile for Siena →

Popularity Comparison

Kennedi Rank #685
Siena Rank #631

Siena is more popular, ranked #631 vs #685 for Kennedi.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kennedi ___

  • Kennedi Grace
  • Kennedi Rose
  • Kennedi Mae
  • Kennedi Ann
  • Kennedi Claire
  • Kennedi Leigh

Siena ___

  • Siena Rose
  • Siena Grace
  • Siena Louise
  • Siena Marie
  • Siena Faith

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kennedi

Reagan Peyton Quinn Riley Harper

If you choose Siena

Lorenzo Marco Lucia Alessio Valentina

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 Kennedi or Siena more popular?

Siena is more popular, ranked #631 compared to Kennedi at #685 in the United States.

What do Kennedi and Siena mean?

Kennedi means "ugly-headed (original Gaelic)" (Irish Gaelic origin). Siena means "from Siena" (Italian origin).

Are Kennedi and Siena boy or girl names?

Kennedi is primarily a girl name. Siena is primarily a girl name.

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← Full profile: Kennedi ← Full profile: Siena Browse all baby names