Surname Hoang Thi (Hoang Thi 
) , throughout the world, is a rare cognomen. The cognomen Hoang Thi is habitual in Macao, where it is quite a rare surname, Laos, and Vietnam, where it is a rare surname. More frequently, Hoang Thi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hoang Thi | Indonesia, China, Vietnam, Laos, Macao |