Atom vs Rooney

Baby Name Comparison — 2026

Atom

Boy #3,165 Most Popular 2 Syllables

"indivisible, uncuttable"

Origin: Greek

American English Scientific

✓ All Clear

Boy #3,084 Most Popular 2 Syllables

"descendant of the champion"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Atom Rank #3,165

Rooney Rank #3,084

Rooney is more popular, ranked #3084 vs #3165 for Atom.

Is Atom or Rooney more popular?

Rooney is more popular, ranked #3084 compared to Atom at #3165 in the United States.

What do Atom and Rooney mean?

Atom means "indivisible, uncuttable" (Greek origin). Rooney means "descendant of the champion" (Irish Gaelic origin).

Are Atom and Rooney boy or girl names?

Atom is primarily a boy name. Rooney is primarily a boy name.