Family name Hanoj (Hanoj 
, Hà Nội 
) , all around the world, is a rare surname. The surname Hanoj is habitual in South-eastern Asia, particularly Vietnam, where it is a rare surname. Likewise, Hanoj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hanoj | United States, India, Philippines |
| Hà Nội | Vietnam |