Pakamoniai was formerly part of the German Empire. In the German Empire, the place was called Pakamonen.
The place is now called Pakamoniai and belongs to Lithuania.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Pakamonen | German Empire | Tilsit | before the Versailles Treaty |
| Pakamoniai | Lithuania | Pajėgiai | after the Versailles Treaty |
| Pakamonen | German Empire | Heydekrug | 1939 |
| Pakamoniai | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Pakamonjaj | Soviet Union | Pagėgiai/Pagegjaj | 1945 |
| Pakamoniai | Lithuania | Šilutė | 1992 |