Surname Buabai (Buabai 
) , in all the world, is a rare last name. The family name Buabai is habitual in Thailand, where it is a rare surname, China, where it is an extremely rare surname, and the United States. Likewise, Buabai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Buabai | Thailand, China, India, United States |