Surname พลธงชัย (พลธงชัย 
) , throughout the world, is an extremely rare last name. The cognomen พลธงชัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, พลธงชัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พลธงชัย | Thailand |