Last name دوير (Dower 
, دوير 
, Duer 
) , throughout the world, is quite a common cognomen. The last name دوير is habitual in Austria, where it is quite a rare surname, Ireland, and Australia. Not in comparison with a country's population, it most frequently occurs in the United States, Indonesia, and the United Kingdom. Very seldom, دوير is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dower | Australia, United Kingdom, Canada, United States, Indonesia |
| دوير | Sudan, Saudi Arabia, Syria, Iraq, Egypt |
| Duer | Argentina, Australia, United Kingdom, United States, Austria |
| Duir | Brazil, United Kingdom, Canada, United States, Venezuela |