Last name บุษย (Butsaya 
, บุษย ) , all over the world, is a very rare surname. The cognomen บุษย is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. More prevalently, บุษย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Butsaya | Switzerland, United States, Thailand |
| บุษย | Thailand |