Cognomen Mouayyad (Mouayyad 
) , in all the world, is a very rare surname. The cognomen Mouayyad is habitual in Morocco, where it is a rare surname, and Canada, where it is an extremely rare surname. Also, Mouayyad is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mouayyad | Canada, India, Syria, Jordan, Morocco |