Family name دواى (دواى 
, Douai 
, Douay 
) , in all the world, is quite a rare surname. The last name دواى is habitual in France, where it is quite a rare surname, Morocco, and Ivory Coast, where it is a rare surname. Very seldom, دواى is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| دواى | Iraq |
| Douai | Belgium, Morocco, Algeria, Ivory Coast, France |
| Douay | Belgium, Morocco, Mexico, United States, France |