| Oflag XXI-B | |
|---|---|
| Szubin, German-occupied Poland | |
 Memorial to the prisoners and victims of the German POW camps in Szubin | |
  Oflag XXI-B | |
| Coordinates | 53°1′N 17°45′E / 53.017°N 17.750°E |
| Type | Prisoner-of-war camp |
| Site information | |
| Controlled by |  Nazi Germany |
| Site history | |
| In use | 1940–1943 |
| Garrison information | |
| Occupants | Polish, French, British, Canadian, Australian, New Zealand, American, and other Allied officers |
Oflag XXI-B and Stalag XXI-B were World War II German prisoner-of-war camps for officers and enlisted men, located at Szubin a few miles southwest of Bydgoszcz, Poland, which at that time was occupied by Nazi Germany.