Mingajny was formerly part of the German Empire. In the German Empire, the place was called Migehnen.
The place is now called Mingajny and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Migehnen | German Empire | Braunsberg (Ostpr.) | 1939 |
| Mingajny | Under Polish administration | Braniewo | 1945 |
| Mingajny | Poland | Elbląg | 1992 |