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