Janowice was formerly part of the German Empire. In the German Empire, the place was called Jahnsfeld.
The place is now called Janowice and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Klein Jänowitz | German Empire | Liegnitz | 1937 |
| Jahnsfeld | German Empire | Liegnitz | 1939 |
| Janowice | Under Polish administration | Legnica | 1945 |
| Janowice | Poland | Legnica | 1992 |