Cognomen ثمل (ثمل 
) , all around the world, is a rare family name. The last name ثمل is habitual in Iraq, where it is a rare surname, Sudan, and Egypt, where it is a very rare surname. Much less frequently, ثمل is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ثمل | Egypt, Sudan, Iraq |
| ثمل القهرمانة first woman appointed as a judge in Islamic history, IQ (b. 801) |
|