Family name Vo-Thi (Vo-Thi 
) , in all the world, is an extremely rare last name. The family name Vo-Thi is characteristic of France, where it is an extremely rare surname, and Canada. Parts of the name also exists independently as a last name Vo, and a first name Thi.
| VARIANT | COUNTRY |
|---|---|
| Vo-Thi | Canada, France |