Sincere vs Callister

Baby Name Comparison — 2026

Callister

Boy #43,579 Most Popular 3 Syllables

Meaning

"defender of men"

Origin: Greek via Gaelic

Cultural Roots

Scottish Manx Irish

Quick Stats

Popularity Rank
#43,579
Total SSA Count
5
Syllables
3
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Callister →

Popularity Comparison

Sincere Rank #605
Callister Rank #43,579

Sincere is more popular, ranked #605 vs #43579 for Callister.

Frequently Asked Questions

Is Sincere or Callister more popular?

Sincere is more popular, ranked #605 compared to Callister at #43579 in the United States.

What do Sincere and Callister mean?

Sincere means "genuine, honest, without deceit" (Latin origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Sincere and Callister boy or girl names?

Sincere is primarily a boy name. Callister is primarily a boy name.

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← Full profile: Sincere ← Full profile: Callister Browse all baby names