| Official Name: | Knežak |
| Pushpin Map: | Slovenia |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location in Slovenia |
| Subdivision Type: | Country |
| Subdivision Name: | Slovenia |
| Subdivision Type1: | Traditional region |
| Subdivision Name1: | Inner Carniola |
| Subdivision Type2: | Statistical region |
| Subdivision Name2: | Littoral–Inner Carniola |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Ilirska Bistrica |
| Area Total Km2: | 11.99 |
| Population As Of: | 2002 |
| Population Total: | 477 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 45.6259°N 14.2391°W |
| Elevation M: | 581.1 |
| Footnotes: | [1] |
Knežak (in Slovenian pronounced as /knɛˈʒaːk/; German: Grafenbrunn,[2] Italian: Fontana del Conte[3] [4]) is a village on the main road from Postojna to Ilirska Bistrica in the Inner Carniola region of Slovenia. It belongs to the Municipality of Ilirska Bistrica.[5]
The parish church in the settlement is dedicated to the Assumption of Mary and belongs to the Koper Diocese.[6]
The poet, composer, and playwright Miroslav Vilhar (1818–1871) is buried in Knežak.[7]