Kailan vs Mailin

Baby Name Comparison — 2026

Kailan

Boy #2,875 Most Popular 2 Syllables

Meaning

"little slender one"

Origin: Irish Gaelic

Cultural Roots

American Irish English

Quick Stats

Popularity Rank
#2,875
Total SSA Count
44
Syllables
2
Formality
Casual
Nicknames
Kai, Kay

Playground Safety Score

✓ All Clear
Full profile for Kailan →

Popularity Comparison

Kailan Rank #2,875
Mailin Rank #11,166

Kailan is more popular, ranked #2875 vs #11166 for Mailin.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kailan ___

  • Kailan James
  • Kailan Thomas
  • Kailan Lee
  • Kailan Cole
  • Kailan Ryan
  • Kailan Patrick

Mailin ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kailan

Declan Ronan Liam Fiona Niamh

If you choose Mailin

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 Kailan or Mailin more popular?

Kailan is more popular, ranked #2875 compared to Mailin at #11166 in the United States.

What do Kailan and Mailin mean?

Kailan means "little slender one" (Irish Gaelic origin).

Are Kailan and Mailin boy or girl names?

Kailan is primarily a boy name. Mailin is primarily a girl name.

More Comparisons

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← Full profile: Kailan ← Full profile: Mailin Browse all baby names