Kailer vs Theodore

Baby Name Comparison — 2026

Kailer

Boy #3,467 Most Popular 2 Syllables

Meaning

"combination of Kai (sea/earth) and -ler suffix (one who)"

Origin: American/Norse/Hawaiian

Cultural Roots

American English

Quick Stats

Popularity Rank
#3,467
Total SSA Count
33
Syllables
2
Formality
Casual
Nicknames
Kai, K

Playground Safety Score

✓ All Clear
Full profile for Kailer →

Popularity Comparison

Kailer Rank #3,467
Theodore Rank #4

Theodore is more popular, ranked #4 vs #3467 for Kailer.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kailer ___

  • Kailer James
  • Kailer Scott
  • Kailer Lee
  • Kailer Blake
  • Kailer Chase
  • Kailer Drew

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 Kailer

Kylie Rylan Jaylen Brayden Jayla

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 Kailer or Theodore more popular?

Theodore is more popular, ranked #4 compared to Kailer at #3467 in the United States.

What do Kailer and Theodore mean?

Kailer means "combination of Kai (sea/earth) and -ler suffix (one who)" (American/Norse/Hawaiian origin). Theodore means "divine gift" (Greek origin).

Are Kailer and Theodore boy or girl names?

Kailer is primarily a boy name. Theodore is primarily a boy name.

More Comparisons

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← Full profile: Kailer ← Full profile: Theodore Browse all baby names