Jeleńcz was formerly part of the German Empire. In the German Empire, the place was called Hirschfelde (Pom.).
The place is now called Jeleńcz and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jellentsch | German Empire | Bütow | 1936 |
| Hirschfelde (Pom.) | German Empire | Bütow | 1939 |
| Jeleńcz | Under Polish administration | Bytów | 1945 |
| Jeleńcz | Poland | Słupsk | 1992 |