Polski Ujazd was formerly part of the German Empire. In the German Empire, the place was called Polnisch Ujazd.
The place is now called Polski Ujazd and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Polnisch-Ujazd | German Empire | Krotoschin | before the Versailles Treaty |
| Polski Ujazd | Poland | Krotoszyn | after the Versailles Treaty |
| Polnisch Ujazd | German Empire | Krotoschin | 1939 |
| Ujazd Polski | Poland | Krotoszyn | 1945 |
| Polski Ujazd | Poland | Kalisz | 1992 |