Harold vs Undine

Baby Name Comparison — 2026

Harold

Boy #991 Most Popular 2 Syllables

Meaning

"army ruler, power of the army"

Origin: Old English

Cultural Roots

English Scandinavian American

Quick Stats

Popularity Rank
#991
Total SSA Count
227
Syllables
2
Formality
Formal
Nicknames
Harry, Hal

Playground Safety Score

✓ All Clear
Full profile for Harold →

Popularity Comparison

Harold Rank #991
Undine Rank #28,849

Harold is more popular, ranked #991 vs #28849 for Undine.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Harold ___

  • Harold James
  • Harold Edward
  • Harold Thomas
  • Harold Francis
  • Harold David
  • Harold William

Undine ___

No pairings available yet.

Sibling Name Ideas

Names that pair well as siblings.

If you choose Harold

Dorothy Mildred Walter Bernard Margaret

If you choose Undine

No sibling data available yet.

Which Name Fits Your Family?

Answer 3 quick questions and we'll help you decide.

1. Which style feels more like your family?

Frequently Asked Questions

Is Harold or Undine more popular?

Harold is more popular, ranked #991 compared to Undine at #28849 in the United States.

What do Harold and Undine mean?

Harold means "army ruler, power of the army" (Old English origin).

Are Harold and Undine boy or girl names?

Harold is primarily a boy name. Undine is primarily a girl name.

More Comparisons

Undine vs Harold Harold vs Brewer Harold vs Ramiro Harold vs Jamal Harold vs Yasir
← Full profile: Harold ← Full profile: Undine Browse all baby names