Surname เบญจเดชาชัย (เบญจเดชาชัย 
) , across the world, is an extremely rare cognomen. The family name เบญจเดชาชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เบญจเดชาชัย | Thailand |