Surname Muthaya (Muthaya 
) , in all the world, is a rare cognomen. The surname Muthaya is habitual in Malaysia, where it is a rare surname, Saudi Arabia, and Australia, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Malaysia, Saudi Arabia, and India. Very seldom, Muthaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muthaya | Malaysia, China, India, Saudi Arabia, South Africa |