Cognomen แพงภักดิ์ (Phaengphak 
, แพงภักดิ์ , Pangpak ) , all over the world, is a very rare family name. The last name แพงภักดิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, แพงภักดิ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แพงภักดิ์, Pangpak, Paengpak, Phaengphak | Thailand |