Surname Poonsapaya (Poonsapaya 
) , all over the world, is a very rare last name. The family name Poonsapaya is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Poonsapaya | United States, Thailand |
|
poonsapaya noppawong ayutthaya Thai educator (b. 1910) |
|