Surname Borisout (Borisout 
) , worldwide, is an extremely rare last name. The surname Borisout is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Borisout is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Borisout | United States, Thailand |
Sasitorn, Supattra, and Phetcharat