Sid vs Callister

Baby Name Comparison — 2026

Sid

Boy #4,636 Most Popular 1 Syllable

"wide meadow, wide island"

Origin: Old English

English American British

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Sid Rank #4,636

Callister Rank #43,579

Sid is more popular, ranked #4636 vs #43579 for Callister.

Is Sid or Callister more popular?

Sid is more popular, ranked #4636 compared to Callister at #43579 in the United States.

What do Sid and Callister mean?

Sid means "wide meadow, wide island" (Old English origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Sid and Callister boy or girl names?

Sid is primarily a boy name. Callister is primarily a boy name.