Kaio vs Rufus

Baby Name Comparison — 2026

Kaio

Boy #4,096 Most Popular 2 Syllables

Meaning

"rejoice, be happy"

Origin: Latin

Cultural Roots

Brazilian Portuguese Japanese American

Quick Stats

Popularity Rank
#4,096
Total SSA Count
26
Syllables
2
Formality
Moderate
Nicknames
Kai

Playground Safety Score

✓ All Clear
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Rufus

Boy #4,188 Most Popular 2 Syllables

Meaning

"red-haired, auburn-haired"

Origin: Latin

Cultural Roots

English American Ancient Roman European

Quick Stats

Popularity Rank
#4,188
Total SSA Count
26
Syllables
2
Formality
Moderate
Nicknames
Rufe, Rue

Playground Safety Score

✓ All Clear
Full profile for Rufus →

Popularity Comparison

Kaio Rank #4,096
Rufus Rank #4,188

Kaio is more popular, ranked #4096 vs #4188 for Rufus.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kaio ___

  • Kaio James
  • Kaio Lee
  • Kaio Andre
  • Kaio Marcus
  • Kaio Zen
  • Kaio Cole

Rufus ___

  • Rufus James
  • Rufus Henry
  • Rufus George
  • Rufus Arthur
  • Rufus Thomas
  • Rufus William

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kaio

Kai Luca Mateus Theo Noa

If you choose Rufus

Archie Clementine Bertie Eugenie Wilfred

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 Kaio or Rufus more popular?

Kaio is more popular, ranked #4096 compared to Rufus at #4188 in the United States.

What do Kaio and Rufus mean?

Kaio means "rejoice, be happy" (Latin origin). Rufus means "red-haired, auburn-haired" (Latin origin).

Are Kaio and Rufus boy or girl names?

Kaio is primarily a boy name. Rufus is primarily a boy name.

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← Full profile: Kaio ← Full profile: Rufus Browse all baby names