| Official Name: | Marianówek |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Lower Silesian |
| Subdivision Type2: | County |
| Subdivision Name2: | Dzierżoniów |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Dzierżoniów |
| Pushpin Map: | Poland |
| Pushpin Map Caption: | Location of Marianówek, Lower Silesian Voivodeship |
| Coordinates: | 50.7208°N 16.7128°W |
Marianówek is a village in the administrative district of Gmina Dzierżoniów, within Dzierżoniów County, Lower Silesian Voivodeship, in south-western Poland.[1] Prior to 1945 it was in Germany.
It lies approximately 120NaN0 east of Dzierżoniów, and 510NaN0 south-west of the regional capital Wrocław.