Zagławki was formerly part of the German Empire. In the German Empire, the place was called Sagerlauken.
The place is now called Zagławki and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sagerlauken | German Empire | Bartenstein (Ostpr.) | 1939 |
| Zagławki | Under Polish administration | Bartoszyce | 1945 |
| Zagławki | Poland | Olsztyn | 1992 |