Surname Mahder (Mahder 
) , all around the world, is quite a rare last name. The surname Mahder is characteristic of Ethiopia, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Sudan. Likewise, Mahder is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mahder | Sudan, Ethiopia, Saudi Arabia, United States, Lebanon |