Janów was formerly part of the German Empire. In the German Empire, the place was called Janow.
The place is now called Janów (Katowice-Janów) and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Janow | German Empire | Kattowitz | before the Versailles Treaty |
| Janów | Poland | Katowice | after the Versailles Treaty |
| Janow | German Empire | Kattowitz | 1939 |
| Janów | Poland | Stalinogród | 1945 |
| Janów (Katowice-Janów) | Poland | Katowice | 1992 |