Caius vs Harold

Baby Name Comparison — 2026

Caius

Boy #1,063 Most Popular 2 Syllables

"to rejoice, joyful"

Origin: Latin

Roman British European American

✓ All Clear

Boy #991 Most Popular 2 Syllables

"army ruler, power of the army"

Origin: Old English

English Scandinavian American

✓ All Clear

Caius Rank #1,063

Harold Rank #991

Harold is more popular, ranked #991 vs #1063 for Caius.

Is Caius or Harold more popular?

Harold is more popular, ranked #991 compared to Caius at #1063 in the United States.

What do Caius and Harold mean?

Caius means "to rejoice, joyful" (Latin origin). Harold means "army ruler, power of the army" (Old English origin).

Are Caius and Harold boy or girl names?

Caius is primarily a boy name. Harold is primarily a boy name.