Ruda-Lassoki was formerly part of the German Empire. In the German Empire, the place was called Oderwalde, Ausbau.
The place is now called Ruda Lasaki and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ruda-Lassoki | German Empire | Cosel | 1936 |
| Oderwalde, Ausbau | German Empire | Cosel | 1939 |
| Ruda Lasaki | Under Polish administration | Koźle | 1945 |
| Ruda Lasaki | Poland | Katowice | 1992 |