Cognomen Yassem (Yassem 
) , globally, is a very rare family name. The cognomen Yassem is habitual in Morocco, where it is a very rare surname, New Zealand, and the United States, where it is an extremely rare surname. In absolute terms, the name is most common in the United States, Morocco, and France. Very seldom, Yassem is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yassem | Mexico, Morocco, India, France, United States |