Last name พิทักษ์สกุล (พิทักษ์สกุล 
, Phitaksakun , Pitakskul 
) , around the world, is a rare surname. The cognomen พิทักษ์สกุล is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, พิทักษ์สกุล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pitaksakul, พิทักษ์สกุล, Phitaksakun | Thailand |
| Pitakskul | United States, Thailand |