Family name مؤسى (مؤسى 
) , all over the world, is a very rare cognomen. The surname مؤسى is habitual in Western Asia, particularly Yemen, where it is a very rare surname. More prevalently, مؤسى is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| مؤسى | Yemen, Iraq, Saudi Arabia |