| Ruda Kościelna | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Świętokrzyskie |
| Subdivision Type2: | County |
| Subdivision Name2: | Ostrowiec |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Ćmielów |
| Coordinates: | 50.9469°N 21.5492°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 280 |
Ruda Kościelna is a village in the administrative district of Gmina Ćmielów, within Ostrowiec County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 7km (04miles) north of Ćmielów, 110NaN0 east of Ostrowiec Świętokrzyski, and 660NaN0 east of the regional capital Kielce.[1]