Surname السعدية (Saadia 
, السعدية 
) , in all the world, is quite a common last name. The last name السعدية is characteristic of Morocco, where it is quite a rare surname, Algeria, and Israel. Not in comparison with a country's population, it is the most numerous in Morocco, Algeria, and France. More prevalently, السعدية is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saadia | Morocco, Algeria, Kenya, Pakistan, France |
| السعدية | Morocco, Algeria, Sudan, Oman, Iraq |
| حليمة السعدية Foster-mother and wetnurse of Muhammad, SA (b. 550) |
|