Surname جماز (Jmaz 
, جماز 
) , in all the world, is a rare cognomen. The surname جماز is habitual in Egypt, where it is a rare surname, Jordan, and Saudi Arabia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jmaz | India |
| جماز | Egypt, Jordan, Saudi Arabia |
| جماز السحيمي SA (b. 1945) |
|