Niebory was formerly part of the German Empire. In the German Empire, the place was called Niebory.
The place is now called Nebory (Třinec-Nebory) and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Niebory | Austro-Hungary | Teschen/Cieszyn,Český Těšín | before the Treaty of Saint-Germain |
| Nebory | Austro-Hungary | Teschen/Cieszyn,Český Těšín | before the Treaty of Saint-Germain |
| Nebory | Czechoslovakia | Český Těšín | after the Treaty of Saint-Germain |
| Niebory | Czechoslovakia | Český Těšín | after the Treaty of Saint-Germain |
| Niebory | Poland | Cieszyn/Český Těšín | 1938 |
| Niebory | German Empire | Teschen | 1939 |
| Nebory | Czechoslovakia | Český Těšín | 1945 |
| Nebory (Třinec-Nebory) | Czechoslovakia | Frýdek-Místek | 1992 |
| Nebory (Třinec-Nebory) | Czech Republic | Frýdek-Místek | 1993 |