Ostin vs Castle

Baby Name Comparison — 2026

Ostin

Boy #4,457 Most Popular 2 Syllables

"great, venerable"

Origin: Latin Augustinus

American English Irish

✓ All Clear

Boy #4,304 Most Popular 2 Syllables

"fortified stronghold"

Origin: Latin/Norman French

American English

✓ All Clear

Ostin Rank #4,457

Castle Rank #4,304

Castle is more popular, ranked #4304 vs #4457 for Ostin.

Is Ostin or Castle more popular?

Castle is more popular, ranked #4304 compared to Ostin at #4457 in the United States.

What do Ostin and Castle mean?

Ostin means "great, venerable" (Latin Augustinus origin). Castle means "fortified stronghold" (Latin/Norman French origin).

Are Ostin and Castle boy or girl names?

Ostin is primarily a boy name. Castle is primarily a boy name.