Nowe Siołkowice was formerly part of the German Empire. In the German Empire, the place was called Neu Schalkendorf.
The place is now called Nowe Siołkowice and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Schalkowitz | German Empire | Oppeln | 1931 |
| Neu Schalkowitz | German Empire | Oppeln | 1936 |
| Neu Schalkendorf | German Empire | Oppeln | 1939 |
| Nowe Siołkowice | Under Polish administration | Opole | 1945 |
| Nowe Siołkowice | Poland | Opole | 1993 |