Family name Mdaya (Mdaya 
) , around the globe, is a rare cognomen. The last name Mdaya is characteristic of Senegal, where it is a rare surname, Tanzania, and Indonesia, where it is a very rare surname. Very seldom, Mdaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mdaya | Indonesia, South Africa, Senegal, Tanzania, India |