Callister vs Cy

Baby Name Comparison — 2026

Callister

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Boy #2,349 Most Popular 1 Syllable

"sun, shepherd"

Origin: Old Persian (via Cyrus)

American Western Persian

✓ All Clear

Callister Rank #43,579

Cy Rank #2,349

Cy is more popular, ranked #2349 vs #43579 for Callister.

Is Callister or Cy more popular?

Cy is more popular, ranked #2349 compared to Callister at #43579 in the United States.

What do Callister and Cy mean?

Callister means "defender of men" (Greek via Gaelic origin). Cy means "sun, shepherd" (Old Persian (via Cyrus) origin).

Are Callister and Cy boy or girl names?

Callister is primarily a boy name. Cy is primarily a boy name.