Jegłownik was formerly part of the German Empire. In the German Empire, the place was called Fichthorst.
The place is now called Jegłownik and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Elbinger Territorium | German Empire | Elbing | before the Versailles Treaty |
| Fichthorst | German Empire | Elbing, Land | after the Versailles Treaty |
| Elbinger Territorium, Gutsbezirk | German Empire | Elbing | 1938 |
| Fichthorst | German Empire | Elbing | 1939 |
| Fichthorst | German Empire | Elbing | 1939 |
| Jegłownik | Under Polish administration | Elbląg | 1945 |
| Jegłownik | Poland | Elbląg | 1992 |