Schmirdau was formerly part of the German Empire. In the German Empire, the place was called Schmirdau.
The place is now called Smirdowo b. Flatow and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Smirdowo b. Flatow | German Empire | Flatow | before the Versailles Treaty |
| Schmirdau (Kr. Flatow) | German Empire | Flatow | after the Versailles Treaty |
| Schmirdau | German Empire | Flatow | 1939 |
| Śmiardowo Złotowskie | Under Polish administration | Złotów | 1945 |
| Smirdowo b. Flatow | Poland | Piła | 1992 |