Obsidian vs Callister

Baby Name Comparison — 2026

Obsidian

Boy #5,079 Most Popular 4 Syllables

"volcanic black glass"

Origin: Latin

American English

✓ All Clear

Boy #43,579 Most Popular 3 Syllables

"defender of men"

Origin: Greek via Gaelic

Scottish Manx Irish

✓ All Clear

Obsidian Rank #5,079

Callister Rank #43,579

Obsidian is more popular, ranked #5079 vs #43579 for Callister.

Is Obsidian or Callister more popular?

Obsidian is more popular, ranked #5079 compared to Callister at #43579 in the United States.

What do Obsidian and Callister mean?

Obsidian means "volcanic black glass" (Latin origin). Callister means "defender of men" (Greek via Gaelic origin).

Are Obsidian and Callister boy or girl names?

Obsidian is primarily a boy name. Callister is primarily a boy name.