Cognomen Mardiyat (Mardiyat 
) , in all the world, is a rare surname. The last name Mardiyat is habitual in Sub-Saharan Africa, particularly Nigeria, where it is a very rare surname. Likewise, Mardiyat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mardiyat | Morocco, Nigeria |