Gostkowo was formerly part of the German Empire. In the German Empire, the place was called Gustkow.
The place is now called Gostkowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Groß Gustkow | German Empire | Bütow | 1928 |
| Klein Gustkow | German Empire | Bütow | 1928 |
| Gustkow | German Empire | Bütow | 1939 |
| Gostkowo | Under Polish administration | Bytów | 1945 |
| Gostkowo | Poland | Słupsk | 1992 |