Sedliště was formerly part of the German Empire. In the German Empire, the place was called Sedliště.
The place is now called Sedliště and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sedlischt | Austro-Hungary | Jitschin | before the Treaty of Saint-Germain |
| Sedliště | Austro-Hungary | Jitschin | before the Treaty of Saint-Germain |
| Sedliště | Czechoslovakia | Jičín | after the Treaty of Saint-Germain |
| Sedlischt | German Empire | Jitschin | 1939 |
| Sedliště | German Empire | Jitschin | 1939 |
| Sedliště | Czechoslovakia | Jičín | 1945 |
| Sedliště | Czechoslovakia | Východní Čechy | 1992 |