Redzeń I was formerly part of the German Empire. In the German Empire, the place was called Redzeń.
The place is now called Redzeń Druga and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Redzen I | Russian Empire | Seradz | 1914 |
| Redzen II | Russian Empire | Seradz | 1914 |
| Redzeń I | Poland | Sieradz | 1921 |
| Redzeń II | Poland | Sieradz | 1921 |
| Redzeń | German Empire | Schieratz | 1939 |
| Redzeń Pierwszy | Poland | Sieradz | 1945 |
| Redzeń Drugi | Poland | Sieradz | 1945 |
| Redzeń Pierwsza | Poland | Sieradz | 1992 |
| Redzeń Druga | Poland | Sieradz | 1992 |