Globally, Райу (Raju 
, Rayu 
, Raiu 
) is a prevalent primarily masculine, but very seldom feminine given name. The first name Райу is characteristic of Qatar, where it is a common predominantly boy's, but scarcely female name, India, and Oman (explore the name in all countries). Measured by absolute frequency, the name is most common in India, Bangladesh, and Saudi Arabia. Very seldom, Райу is the last name as well as the forename.