Surname Madiu (Madiu 
) , in all the world, is a rare last name. The last name Madiu is characteristic of Nigeria, where it is a rare surname, Tanzania, where it is a very rare surname, and Indonesia. Likewise, Madiu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Madiu | Tanzania, Portugal, Senegal, Indonesia, Nigeria |