Callister vs Jayco

Baby Name Comparison — 2026

Callister

Boy #43,579 Most Popular 3 Syllables

Meaning

"defender of men"

Origin: Greek via Gaelic

Cultural Roots

Scottish Manx Irish

Quick Stats

Popularity Rank
#43,579
Total SSA Count
5
Syllables
3
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Callister →

Jayco

Boy #4,351 Most Popular 2 Syllables

Meaning

"supplanter, he who follows at the heel (as Jacob)"

Origin: Hebrew via English

Cultural Roots

American English

Quick Stats

Popularity Rank
#4,351
Total SSA Count
24
Syllables
2
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Jayco →

Popularity Comparison

Callister Rank #43,579
Jayco Rank #4,351

Jayco is more popular, ranked #4351 vs #43579 for Callister.

Frequently Asked Questions

Is Callister or Jayco more popular?

Jayco is more popular, ranked #4351 compared to Callister at #43579 in the United States.

What do Callister and Jayco mean?

Callister means "defender of men" (Greek via Gaelic origin). Jayco means "supplanter, he who follows at the heel (as Jacob)" (Hebrew via English origin).

Are Callister and Jayco boy or girl names?

Callister is primarily a boy name. Jayco is primarily a boy name.

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← Full profile: Callister ← Full profile: Jayco Browse all baby names