Atom vs Kailen

Baby Name Comparison — 2026

Atom

Boy #3,165 Most Popular 2 Syllables

"indivisible, uncuttable"

Origin: Greek

American English Scientific

✓ All Clear

Boy #3,163 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic

Irish American Celtic

✓ All Clear

Atom Rank #3,165

Kailen Rank #3,163

Kailen is more popular, ranked #3163 vs #3165 for Atom.

Is Atom or Kailen more popular?

Kailen is more popular, ranked #3163 compared to Atom at #3165 in the United States.

What do Atom and Kailen mean?

Atom means "indivisible, uncuttable" (Greek origin). Kailen means "slender, narrow" (Irish Gaelic origin).

Are Atom and Kailen boy or girl names?

Atom is primarily a boy name. Kailen is primarily a boy name.