Callister vs Harmon

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 #5,516 Most Popular 2 Syllables

"army protector"

Origin: Germanic

English American Scandinavian

✓ All Clear

Callister Rank #43,579

Harmon Rank #5,516

Harmon is more popular, ranked #5516 vs #43579 for Callister.

Is Callister or Harmon more popular?

Harmon is more popular, ranked #5516 compared to Callister at #43579 in the United States.

What do Callister and Harmon mean?

Callister means "defender of men" (Greek via Gaelic origin). Harmon means "army protector" (Germanic origin).

Are Callister and Harmon boy or girl names?

Callister is primarily a boy name. Harmon is primarily a boy name.