Cognomen Maretu (Maretu 
) , in the entire world, is a very rare surname. The family name Maretu is characteristic of Australia, where it is a very rare surname, Nigeria, and South Africa, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in India, Nigeria, and Australia. Very seldom, Maretu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maretu | India, Nigeria, South Africa, Australia |