Harold vs Kaius

Baby Name Comparison — 2026

Harold

Boy #991 Most Popular 2 Syllables

"army ruler, power of the army"

Origin: Old English

English Scandinavian American

✓ All Clear

Boy #1,137 Most Popular 3 Syllables

"rejoice, be glad"

Origin: Latin

Latin Scandinavian Finnish

✓ All Clear

Harold Rank #991

Kaius Rank #1,137

Harold is more popular, ranked #991 vs #1137 for Kaius.

Is Harold or Kaius more popular?

Harold is more popular, ranked #991 compared to Kaius at #1137 in the United States.

What do Harold and Kaius mean?

Harold means "army ruler, power of the army" (Old English origin). Kaius means "rejoice, be glad" (Latin origin).

Are Harold and Kaius boy or girl names?

Harold is primarily a boy name. Kaius is primarily a boy name.