Pomierzyn was formerly part of the German Empire. In the German Empire, the place was called Pammin.
The place is now called Pomierzyn and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Pammin A | German Empire | Dramburg | 1914 |
| Pammin | German Empire | Dramburg | 1939 |
| Pomierzyn | Under Polish administration | Drawsko | 1945 |
| Pomierzyn | Poland | Koszalin | 1992 |