In the world, Nguyễn Duy (Nguyễn Duy 
) is quite a rare predominantly male, but very seldom feminine first name. The first name Nguyễn Duy is habitual in South-eastern Asia, particularly Vietnam, where it is quite a rare predominantly masculine, but very seldom female name. Very seldom, Nguyễn Duy is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nguyễn Duy | Japan, Vietnam |
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