Rei - Name Meaning and Origin

The boy's and girl's name Rei \rei\ is pronounced RAY-ee. It is of Japanese origin, and its meaning is "law, rule; strive". Reizo (ray-ee-ZOH) means "cool, calm; well-groomed".

Rei has 1 variant form: Reizo.

Baby names that sound like Rei are Rai, Rey, Reo and Roi.

Rei is a very rare male first name and a popular surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Rei. Click here to compare Rei with related baby names.