Kilyan vs Greg

Baby Name Comparison — 2026

Kilyan

Boy #4,586 Most Popular 3 Syllables

"bright-headed"

Origin: Old Irish

Irish French German English

✓ All Clear

Boy #4,526 Most Popular 1 Syllable

"watchful, alert"

Origin: Greek

English American European

✓ All Clear

Kilyan Rank #4,586

Greg Rank #4,526

Greg is more popular, ranked #4526 vs #4586 for Kilyan.

Is Kilyan or Greg more popular?

Greg is more popular, ranked #4526 compared to Kilyan at #4586 in the United States.

What do Kilyan and Greg mean?

Kilyan means "bright-headed" (Old Irish origin). Greg means "watchful, alert" (Greek origin).

Are Kilyan and Greg boy or girl names?

Kilyan is primarily a boy name. Greg is primarily a boy name.