Kais vs Theodore

Baby Name Comparison — 2026

Kais

Boy #3,926 Most Popular 1 Syllable

Meaning

"firm, steadfast, hard"

Origin: Arabic

Cultural Roots

Arabic Tunisian Lebanese Turkish

Quick Stats

Popularity Rank
#3,926
Total SSA Count
28
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Kais →

Popularity Comparison

Kais Rank #3,926
Theodore Rank #4

Theodore is more popular, ranked #4 vs #3926 for Kais.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kais ___

  • Kais Omar
  • Kais Ali
  • Kais Hassan
  • Kais Tariq
  • Kais Nasser

Theodore ___

  • Theodore James
  • Theodore William
  • Theodore Alexander
  • Theodore John
  • Theodore Henry
  • Theodore Arthur

Sibling Name Ideas

Names that pair well as siblings.

If you choose Kais

Ziad Rami Nadia Layla Sana

If you choose Theodore

Olivia Charlotte Amelia Eleanor Oliver

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 Kais or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kais at #3926 in the United States.

What do Kais and Theodore mean?

Kais means "firm, steadfast, hard" (Arabic origin). Theodore means "divine gift" (Greek origin).

Are Kais and Theodore boy or girl names?

Kais is primarily a boy name. Theodore is primarily a boy name.

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