Wiltsch (Grafschaft Glatz) was formerly part of the German Empire. In the German Empire, the place was called Wiltsch (Grafschaft Glatz).
The place is now called Wilcza and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Wiltsch (Grafschaft Glatz) | German Empire | Glatz | 1939 |
| Wilcza | Under Polish administration | Kłodzko | 1945 |
| Wilcza | Poland | Wałbrzych | 1992 |