Kłódno was formerly part of the German Empire. In the German Empire, the place was called Kluden.
The place is now called Kłódno A and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Klodno A | Russian Empire | Lenčica | 1914 |
| Kłódno A | Poland | Łęczyca | 1921 |
| Kłódno | German Empire | Lentschütz | 1939 |
| Kluden | German Empire | Lentschütz | 1939 |
| Kłódno Stare (A) | Poland | Poddębice | 1945 |
| Kłódno A | Poland | Sieradz | 1992 |