Amelia vs Kacyn

Baby Name Comparison — 2026

Amelia

Girl #3 Most Popular 4 Syllables

Meaning

"work, industriousness"

Origin: Germanic

Cultural Roots

English German Spanish

Quick Stats

Popularity Rank
#3
Total SSA Count
12,740
Syllables
4
Formality
Formal
Nicknames
Amy, Millie, Mel

Playground Safety Score

✓ All Clear
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Kacyn

Boy #6,406 Most Popular 2 Syllables

Meaning

"vigilant, watchful"

Origin: Irish (Casey root)

Cultural Roots

American English

Quick Stats

Popularity Rank
#6,406
Total SSA Count
14
Syllables
2
Formality
Moderate
Nicknames
Kace, Kacy

Playground Safety Score

✓ All Clear
Full profile for Kacyn →

Popularity Comparison

Amelia Rank #3
Kacyn Rank #6,406

Amelia is more popular, ranked #3 vs #6406 for Kacyn.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Amelia ___

  • Amelia Rose
  • Amelia Grace
  • Amelia Jane
  • Amelia Kate
  • Amelia Anne
  • Amelia Louise

Kacyn ___

  • Kacyn James
  • Kacyn Lee
  • Kacyn Riley
  • Kacyn Ray
  • Kacyn Allen
  • Kacyn Thomas

Sibling Name Ideas

Names that pair well as siblings.

If you choose Amelia

Oliver Henry Theodore Charlotte Sophia

If you choose Kacyn

Brayden Rylan Kylie Addison Jaxon

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 Amelia or Kacyn more popular?

Amelia is more popular, ranked #3 compared to Kacyn at #6406 in the United States.

What do Amelia and Kacyn mean?

Amelia means "work, industriousness" (Germanic origin). Kacyn means "vigilant, watchful" (Irish (Casey root) origin).

Are Amelia and Kacyn boy or girl names?

Amelia is primarily a girl name. Kacyn is primarily a boy name.

More Comparisons

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← Full profile: Amelia ← Full profile: Kacyn Browse all baby names