Cayce vs Killiam

Baby Name Comparison — 2026

Cayce

Boy #5,791 Most Popular 2 Syllables

Meaning

"brave in battle, vigilant"

Origin: Irish Gaelic O Cathasaigh

Cultural Roots

Irish American

Quick Stats

Popularity Rank: #5,791
Total SSA Count: 16
Syllables: 2
Formality: Casual

Playground Safety Score

✓ All Clear

Similar Names

Kailyn Lelan Dez Jazziel

Full profile for Cayce →

Killiam

Boy #5,792 Most Popular 3 Syllables

Meaning

"little churchman, associated with the church"

Origin: Old Irish ceall + diminutive

Cultural Roots

Irish American

Quick Stats

Popularity Rank: #5,792
Total SSA Count: 16
Syllables: 3
Formality: Moderate

Playground Safety Score

✓ All Clear

Similar Names

Atreyus Kailand Princeston Jayton

Full profile for Killiam →

Popularity Comparison

Cayce Rank #5,791

Killiam Rank #5,792

Cayce is more popular, ranked #5791 vs #5792 for Killiam.

Frequently Asked Questions

Is Cayce or Killiam more popular?

Cayce is more popular, ranked #5791 compared to Killiam at #5792 in the United States.

What do Cayce and Killiam mean?

Cayce means "brave in battle, vigilant" (Irish Gaelic O Cathasaigh origin). Killiam means "little churchman, associated with the church" (Old Irish ceall + diminutive origin).

Are Cayce and Killiam boy or girl names?

Cayce is primarily a boy name. Killiam is primarily a boy name.

More Comparisons

Killiam vs Cayce Cayce vs Kailyn Cayce vs Lelan Cayce vs Dez Cayce vs Jazziel

← Full profile: Cayce ← Full profile: Killiam Browse all baby names