Szeszki was formerly part of the German Empire. In the German Empire, the place was called Seesken.
The place is now called Szeszki and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Seesken, Ksp. Schareyken | German Empire | Treuburg | 1938 |
| Seesken | German Empire | Treuburg | 1939 |
| Szeszki | Under Polish administration | Olecko | 1945 |
| Szeszki | Poland | Suwałki | 1992 |