Last name Nguyễnngọc (Nguyễnngọc 
) , all around the world, is an extremely rare family name. The last name Nguyễnngọc is habitual in South-eastern Asia, particularly Vietnam, where it is an extremely rare surname. More prevalently, Nguyễnngọc is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nguyễnngọc | Vietnam |