Callister vs Ajay

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 #2,448 Most Popular 2 Syllables

"unconquerable, invincible"

Origin: Sanskrit

Indian Hindu Punjabi South Asian

✓ All Clear

Callister Rank #43,579

Ajay Rank #2,448

Ajay is more popular, ranked #2448 vs #43579 for Callister.

Is Callister or Ajay more popular?

Ajay is more popular, ranked #2448 compared to Callister at #43579 in the United States.

What do Callister and Ajay mean?

Callister means "defender of men" (Greek via Gaelic origin). Ajay means "unconquerable, invincible" (Sanskrit origin).

Are Callister and Ajay boy or girl names?

Callister is primarily a boy name. Ajay is primarily a boy name.