Sedlejovice was formerly part of the German Empire. In the German Empire, the place was called Sedlejovice.
The place is now called Sedlejovice and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sedlowitz | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Sedlejovice | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Sedlejovice | Czechoslovakia | Turnov | after the Treaty of Saint-Germain |
| Sedlowitz | German Empire | Turnau | 1939 |
| Sedlejovice | German Empire | Turnau | 1939 |
| Sedlejovice | Czechoslovakia | Turnov | 1945 |
| Sedlejovice | Czechoslovakia | Praha, Hlavní město | 1992 |