Młynowiec was formerly part of the German Empire. In the German Empire, the place was called Mühlbach.
The place is now called Młynowiec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Mühlbach | German Empire | Habelschwerdt | 1939 |
| Młynowiec | Under Polish administration | Bystrzyca Kłodzka | 1945 |
| Młynowiec | Poland | Wałbrzych | 1992 |