Cognomen เริงพิทยา (เริงพิทยา 
, Roengpithya , Roengpitya ) , in the entire world, is a very rare last name. The surname เริงพิทยา is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Roengpithya, เริงพิทยา, Roengpitya | Thailand |