Jelcz was formerly part of the German Empire. In the German Empire, the place was called Jeltsch.
The place is now called Jelcz and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jeltsch | German Empire | Ohlau | 1939 |
| Jelcz | Under Polish administration | Oława | 1945 |
| Jelcz | Poland | Wrocław | 1992 |