Gregory vs Cassius

Baby Name Comparison — 2026

Gregory

Boy #538 Most Popular 3 Syllables

"watchful, vigilant, alert"

Origin: Greek

English Greek Roman Catholic Eastern Orthodox

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Boy #568 Most Popular 3 Syllables

"hollow, empty"

Origin: Latin

English American Roman

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Gregory Rank #538

Cassius Rank #568

Gregory is more popular, ranked #538 vs #568 for Cassius.

Is Gregory or Cassius more popular?

Gregory is more popular, ranked #538 compared to Cassius at #568 in the United States.

What do Gregory and Cassius mean?

Gregory means "watchful, vigilant, alert" (Greek origin). Cassius means "hollow, empty" (Latin origin).

Are Gregory and Cassius boy or girl names?

Gregory is primarily a boy name. Cassius is primarily a boy name.