Dex vs Rei

Baby Name Comparison — 2026

Dex

Boy #3,878 Most Popular 1 Syllable

Meaning

"right-handed, skillful"

Origin: Latin

Cultural Roots

English American

Quick Stats

Popularity Rank
#3,878
Total SSA Count
29
Syllables
1
Formality
Casual

Playground Safety Score

✓ All Clear
Full profile for Dex →

Rei

Boy #3,800 Most Popular 1 Syllable

Meaning

"courtesy, respect, gratitude"

Origin: Japanese kanji 礼

Cultural Roots

Japanese American Brazilian

Quick Stats

Popularity Rank
#3,800
Total SSA Count
29
Syllables
1
Formality
Moderate

Playground Safety Score

✓ All Clear
Full profile for Rei →

Popularity Comparison

Dex Rank #3,878
Rei Rank #3,800

Rei is more popular, ranked #3800 vs #3878 for Dex.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Dex ___

  • Dex James
  • Dex Cole
  • Dex Oliver
  • Dex Harrison
  • Dex August
  • Dex Miles

Rei ___

  • Rei James
  • Rei Thomas
  • Rei Alexander
  • Rei Kenji
  • Rei Haruki
  • Rei Jun

Sibling Name Ideas

Names that pair well as siblings.

If you choose Dex

Rex Jax Ivy Zoe Max

If you choose Rei

Kai Sora Haru Ryu Suki

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 Dex or Rei more popular?

Rei is more popular, ranked #3800 compared to Dex at #3878 in the United States.

What do Dex and Rei mean?

Dex means "right-handed, skillful" (Latin origin). Rei means "courtesy, respect, gratitude" (Japanese kanji 礼 origin).

Are Dex and Rei boy or girl names?

Dex is primarily a boy name. Rei is primarily a boy name.

More Comparisons

Rei vs Dex Dex vs Jerimiah Dex vs Jotham Dex vs Gil Dex vs Brant
← Full profile: Dex ← Full profile: Rei Browse all baby names