Grabowen was formerly part of the German Empire. In the German Empire, the place was called Grabenhof.
The place is now called Grabowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Grabowen | German Empire | Sensburg | 1938 |
| Grabenhof | German Empire | Sensburg | 1939 |
| Grabowo | Under Polish administration | Mrągowo | 1945 |
| Grabowo | Poland | Olsztyn | 1992 |