Casper vs Foster

Baby Name Comparison — 2026

Casper

Boy #881 Most Popular 2 Syllables

"treasurer, keeper of treasure"

Origin: Persian

Dutch Scandinavian German English

✓ All Clear

Boy #1,077 Most Popular 2 Syllables

"forest keeper, forester"

Origin: Old English

English American

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Casper Rank #881

Foster Rank #1,077

Casper is more popular, ranked #881 vs #1077 for Foster.

Is Casper or Foster more popular?

Casper is more popular, ranked #881 compared to Foster at #1077 in the United States.

What do Casper and Foster mean?

Casper means "treasurer, keeper of treasure" (Persian origin). Foster means "forest keeper, forester" (Old English origin).

Are Casper and Foster boy or girl names?

Casper is primarily a boy name. Foster is primarily a boy name.