Feminine dossier · first seen 1974
Rei
Stable Decline
Gradual decline from 2020
Peak era
2020
Peak births
48
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Rei
How many people are named Rei?
An estimated 543 living Americans are named Rei.
How rare is Rei?
Rei is very rare among babies today, with 24 girls receiving the name in 2025, down 50% from its 2020 peak.
How old is the typical Rei?
The median age of a living American named Rei is approximately 9 years, with most bearers falling between 6 and 18 years old.
Is Rei still popular?
Not especially. Rei has been declining since its 2020 peak and registered 24 births in 2025.
1974Peak 20202025
Peak year
2020
Decline from peak
50%
2025
24
All-time
550