Declan vs Otto

Baby Name Comparison — 2026

Declan

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Boy #274 Most Popular 2 Syllables

"wealth, fortune, prosperity"

Origin: Old High German

German Scandinavian Italian English

✓ All Clear

Declan Rank #131

Otto Rank #274

Declan is more popular, ranked #131 vs #274 for Otto.

Is Declan or Otto more popular?

Declan is more popular, ranked #131 compared to Otto at #274 in the United States.

What do Declan and Otto mean?

Declan means "man of prayer" (Irish Gaelic origin). Otto means "wealth, fortune, prosperity" (Old High German origin).

Are Declan and Otto boy or girl names?

Declan is primarily a boy name. Otto is primarily a boy name.