Kiori vs Rei

Baby Name Comparison — 2026

Kiori

Girl #5,082 Most Popular 3 Syllables

Meaning

"rare, precious thread"

Origin: Japanese

Cultural Roots

Japanese

Quick Stats

Popularity Rank
#5,082
Total SSA Count
26
Syllables
3
Formality
Moderate
Nicknames
Ki, Kio

Playground Safety Score

✓ All Clear
Full profile for Kiori →

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

Kiori Rank #5,082
Rei Rank #3,800

Rei is more popular, ranked #3800 vs #5082 for Kiori.

Popularity Over Time

Historical US popularity rank — lower number means more popular.

Middle Name Pairings

Kiori ___

  • Kiori Mae
  • Kiori Rose
  • Kiori Lynn
  • Kiori Grace
  • Kiori Anne
  • Kiori Marie

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 Kiori

Hana Aiko Kenji Yuki Sora

If you choose Rei

Kai Sora Haru Ryu Suki

Which Name Fits Your Family?

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1. Which style feels more like your family?

Frequently Asked Questions

Is Kiori or Rei more popular?

Rei is more popular, ranked #3800 compared to Kiori at #5082 in the United States.

What do Kiori and Rei mean?

Kiori means "rare, precious thread" (Japanese origin). Rei means "courtesy, respect, gratitude" (Japanese kanji 礼 origin).

Are Kiori and Rei boy or girl names?

Kiori is primarily a girl name. Rei is primarily a boy name.

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← Full profile: Kiori ← Full profile: Rei Browse all baby names