Cognomen Massoum (Massoum 
) , all around the world, is a rare last name. The family name Massoum is habitual in Algeria, where it is a rare surname, Morocco, and New Zealand, where it is a very rare surname. In absolute terms, it most frequently occurs in Algeria, Morocco, and France. Much less frequently, Massoum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Massoum | France, Morocco, United States, Germany, Algeria |