Smolna Dolna was formerly part of the German Empire. In the German Empire, the place was called Nieder Schmollen, Gut.
The place is now called Smolna Dolna and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Nieder Schmollen, Gut | German Empire | Oels | 1939 |
| Smolna Dolna | Under Polish administration | Oleśnica | 1945 |
| Smolna Dolna | Poland | Wrocław | 1992 |