Kastyn vs Derlyn

Baby Name Comparison — 2026

Kastyn

Boy #18,277 Most Popular

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Boy #18,470 Most Popular 2 Syllables

"dear one, beloved by the pool"

Origin: Old French and Welsh

American

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Kastyn Rank #18,277

Derlyn Rank #18,470

Kastyn is more popular, ranked #18277 vs #18470 for Derlyn.

Is Kastyn or Derlyn more popular?

Kastyn is more popular, ranked #18277 compared to Derlyn at #18470 in the United States.

What do Kastyn and Derlyn mean?

Derlyn means "dear one, beloved by the pool" (Old French and Welsh origin).

Are Kastyn and Derlyn boy or girl names?

Kastyn is primarily a boy name. Derlyn is primarily a boy name.