Callister vs Viper

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 #43,752 Most Popular 2 Syllables

"venomous snake"

Origin: Latin

English American

✓ All Clear

Callister Rank #43,579

Viper Rank #43,752

Callister is more popular, ranked #43579 vs #43752 for Viper.

Is Callister or Viper more popular?

Callister is more popular, ranked #43579 compared to Viper at #43752 in the United States.

What do Callister and Viper mean?

Callister means "defender of men" (Greek via Gaelic origin). Viper means "venomous snake" (Latin origin).

Are Callister and Viper boy or girl names?

Callister is primarily a boy name. Viper is primarily a boy name.