Surname مدثر (مدثر 
, Mudather 
) , globally, is a common family name. The cognomen مدثر is characteristic of Sudan, where it is quite a common surname, Saudi Arabia, where it is quite a rare surname, and Egypt. More prevalently, مدثر is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| مدثر | Iran, Sudan, Saudi Arabia, Egypt, Afghanistan |
| Mudather | Sudan, Saudi Arabia, United Arab Emirates, Oman, Egypt |
| محمد مدثر Sudanese footballer, SD (b. 1988) |
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| غلام مدثر Pakistani cricketer, PK (b. 1999) |
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