Rei vs Raidyn

Baby Name Comparison — 2026

Rei

Boy #3,800 Most Popular 1 Syllable

"courtesy, respect, gratitude"

Origin: Japanese kanji 礼

Japanese American Brazilian

✓ All Clear

Boy #4,032 Most Popular 2 Syllables

"thunder and lightning (via Raiden)"

Origin: Japanese

American Modern

✓ All Clear

Rei Rank #3,800

Raidyn Rank #4,032

Rei is more popular, ranked #3800 vs #4032 for Raidyn.

Is Rei or Raidyn more popular?

Rei is more popular, ranked #3800 compared to Raidyn at #4032 in the United States.

What do Rei and Raidyn mean?

Rei means "courtesy, respect, gratitude" (Japanese kanji 礼 origin). Raidyn means "thunder and lightning (via Raiden)" (Japanese origin).

Are Rei and Raidyn boy or girl names?

Rei is primarily a boy name. Raidyn is primarily a boy name.