Callister vs Mailo

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 #6,273 Most Popular 2 Syllables

"gentle, merciful, dear"

Origin: Germanic

Spanish Latin American Hawaiian American

✓ All Clear

Callister Rank #43,579

Mailo Rank #6,273

Mailo is more popular, ranked #6273 vs #43579 for Callister.

Is Callister or Mailo more popular?

Mailo is more popular, ranked #6273 compared to Callister at #43579 in the United States.

What do Callister and Mailo mean?

Callister means "defender of men" (Greek via Gaelic origin). Mailo means "gentle, merciful, dear" (Germanic origin).

Are Callister and Mailo boy or girl names?

Callister is primarily a boy name. Mailo is primarily a boy name.