Last name เบญจพิพัฒน์กุล (เบญจพิพัฒน์กุล 
, Benjaphiphatkun , Benjapipatkul 
) , across the world, is a rare surname. The family name เบญจพิพัฒน์กุล is characteristic of Thailand, where it is a rare surname, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| เบญจพิพัฒน์กุล, Benjaphiphatkun | Thailand |
| Benjapipatkul | Canada, Thailand |