Family name Popsuj (Popsuj 
) , around the world, is a very rare surname. The surname Popsuj is habitual in France, where it is a very rare surname, the United States, where it is an extremely rare surname, and Germany. Also, Popsuj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Popsuj | Poland, Germany, United States, France |