Oakley vs Killian

Baby Name Comparison — 2026

Oakley

Boy #411 Most Popular 2 Syllables

"oak tree meadow"

Origin: Old English

English American

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Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

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Oakley Rank #411

Killian Rank #370

Killian is more popular, ranked #370 vs #411 for Oakley.

Is Oakley or Killian more popular?

Killian is more popular, ranked #370 compared to Oakley at #411 in the United States.

What do Oakley and Killian mean?

Oakley means "oak tree meadow" (Old English origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Oakley and Killian boy or girl names?

Oakley is primarily a boy name. Killian is primarily a boy name.