Surname Duy (Duy 
, Зуй 
, دوي 
) , all over the world, is a common last name. The surname Duy is habitual in Vietnam, where it is quite a common surname, Macao, where it is quite a rare surname, and Belarus. Measured by absolute frequency, the name is most common in Vietnam, Ukraine, and Russia. Also, Duy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duy | Malaysia, United States, Vietnam, France, Japan |
| Зуй | Ukraine, Kazakhstan, Russia, Belarus, Kyrgyzstan |
| دوي | Algeria, Iraq, Egypt, Sudan, Palestinian Territory |
| ズイ | Japan |
| albert william duy Episcopalian minister (b. 1823) |
|
|
| đặng văn duy VN (b. 1924) |
|
|
| cuong do duy researcher |
|
|
| luc minh duy researcher |
|
|
| bùi công duy Vietnamese violinist, VN (b. 1981) |
|
|
| nguyên duy |
|
|
| david khuat duy FR |
|
|
| thanh duy VN (b. 1986) |
|
|
| phạm đình duy Vietnamese footballer |
|