Surname المعتصم (المعتصم 
, Mutassim 
) , around the world, is quite a common family name. The surname المعتصم is characteristic of Libya, where it is quite a common surname, Sudan, where it is quite a rare surname, and Syria. Not in comparison with a country's population, this name is the most popular in Northern Africa, particularly Sudan, Egypt, and Libya. More frequently, المعتصم is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| المعتصم | Libya, Jordan, Egypt, Syria, Algeria |
| Mutassim | Libya, Egypt, Sudan, Syria, Saudi Arabia |
| أم الكرام بنت المعتصم poet and princess from Al-Andalous, ES (b. 1051) |
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