Sully vs Koy

Baby Name Comparison — 2026

Sully

Boy #3,579 Most Popular 2 Syllables

"descendant of the dark-eyed one"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #3,455 Most Popular 1 Syllable

"victorious people"

Origin: Greek via Dutch

Dutch American Hmong

✓ All Clear

Sully Rank #3,579

Koy Rank #3,455

Koy is more popular, ranked #3455 vs #3579 for Sully.

Is Sully or Koy more popular?

Koy is more popular, ranked #3455 compared to Sully at #3579 in the United States.

What do Sully and Koy mean?

Sully means "descendant of the dark-eyed one" (Irish Gaelic origin). Koy means "victorious people" (Greek via Dutch origin).

Are Sully and Koy boy or girl names?

Sully is primarily a boy name. Koy is primarily a boy name.