Amelia vs Caoilainn

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
Full profile for Amelia →

Popularity Comparison

Amelia Rank #3
Caoilainn Rank #49,671

Amelia is more popular, ranked #3 vs #49671 for Caoilainn.

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

Caoilainn ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Amelia

Oliver Henry Theodore Charlotte Sophia

If you choose Caoilainn

No sibling data available yet.

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 Caoilainn more popular?

Amelia is more popular, ranked #3 compared to Caoilainn at #49671 in the United States.

What do Amelia and Caoilainn mean?

Amelia means "work, industriousness" (Germanic origin).

Are Amelia and Caoilainn boy or girl names?

Amelia is primarily a girl name. Caoilainn is primarily a girl name.

More Comparisons

Caoilainn vs Amelia Amelia vs Zoey Amelia vs Charlotte Amelia vs Allison Amelia vs Ella
← Full profile: Amelia ← Full profile: Caoilainn Browse all baby names