Surname Siham (سهام 
, Siham 
, Sihām ) , all over the world, is a common cognomen. The last name Siham is characteristic of Morocco, where it is quite a common surname, Algeria, and Israel. Not in comparison with a country's population, this name is the most popular in Northern Africa, particularly Morocco, Algeria, and Sudan. Much more prevalently, Siham is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| سهام | Sudan, Palestinian Territory, Egypt, Syria, Iraq |
| Siham | Morocco, Algeria, Egypt, Lebanon, Sudan |
| Sihām | Morocco |
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Si, Karim, Rayan, Farah, Osman, Zwina, Sahoma, Sousou, Alaoui, Amrani, Rifiya, Hassan, Mansour, Mahbola, Mohamed, Sahouma, Simsima, Slimani, Anoucha, Idrissi, Ibrahim, Mohammed, Ahmed, Sihamita, Alami, Saidi, Ch, El, Ali, Ben, Ell, Sara, Said, Saad, Sisi, Soso, Soha, Abdo, Adam, Kech, Tazi, Naji, Nour, Fati, Malak, Mahis, Salhi, Sabri, and Rajawiya