Klaus vs Marius

Baby Name Comparison — 2026

Klaus

Boy #2,399 Most Popular 1 Syllable

Meaning

"victory of the people"

Origin: Greek via Germanic

Cultural Roots

German Dutch Scandinavian Austrian Swiss

Quick Stats

Popularity Rank
#2,399
Total SSA Count
58
Syllables
1
Formality
Formal
Nicknames
Klaas, Claus

Playground Safety Score

✓ All Clear
Full profile for Klaus →

Marius

Boy #2,422 Most Popular 3 Syllables

Meaning

"male, virile"

Origin: Latin

Cultural Roots

Latin Romanian Scandinavian French German

Quick Stats

Popularity Rank
#2,422
Total SSA Count
57
Syllables
3
Formality
Formal
Nicknames
Mari, Rius

Playground Safety Score

✓ All Clear
Full profile for Marius →

Popularity Comparison

Klaus Rank #2,399
Marius Rank #2,422

Klaus is more popular, ranked #2399 vs #2422 for Marius.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Klaus ___

  • Klaus Heinrich
  • Klaus Friedrich
  • Klaus Wilhelm
  • Klaus Dieter
  • Klaus Erik
  • Klaus Hans

Marius ___

  • Marius Alexandre
  • Marius Stefan
  • Marius Jean
  • Marius Felix
  • Marius Emile
  • Marius Lucian

Sibling Name Ideas

Names that pair well as siblings.

If you choose Klaus

Ava Lars Helga Stefan Ingrid

If you choose Marius

Cécile Cosette Felix Adrian Valeria

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 Klaus or Marius more popular?

Klaus is more popular, ranked #2399 compared to Marius at #2422 in the United States.

What do Klaus and Marius mean?

Klaus means "victory of the people" (Greek via Germanic origin). Marius means "male, virile" (Latin origin).

Are Klaus and Marius boy or girl names?

Klaus is primarily a boy name. Marius is primarily a boy name.

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← Full profile: Klaus ← Full profile: Marius Browse all baby names