Olas vs Killian

Baby Name Comparison — 2026

Olas

Boy #34,835 Most Popular 2 Syllables

"ancestor's relic, heir of ancestors"

Origin: Old Norse anu + leifr

Scandinavian Norwegian Swedish Danish

✓ All Clear

Boy #370 Most Popular 3 Syllables

"associated with the church"

Origin: Irish Gaelic

Irish French American English

✓ All Clear

Olas Rank #34,835

Killian Rank #370

Killian is more popular, ranked #370 vs #34835 for Olas.

Is Olas or Killian more popular?

Killian is more popular, ranked #370 compared to Olas at #34835 in the United States.

What do Olas and Killian mean?

Olas means "ancestor's relic, heir of ancestors" (Old Norse anu + leifr origin). Killian means "associated with the church" (Irish Gaelic origin).

Are Olas and Killian boy or girl names?

Olas is primarily a boy name. Killian is primarily a boy name.