Surname พิทยาพงศ์ (Pitayapong 
, พิทยาพงศ์ , Pittayaphapong ) , in the entire world, is a very rare cognomen. The surname พิทยาพงศ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, พิทยาพงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pitthayapong, Pittayaphapong, พิทยาพงศ์, Pitayapong | Thailand |