| Official Name: | Hrastje |
| Pushpin Map: | Slovenia |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Slovenia |
| Subdivision Type: | Country |
| Subdivision Name: | Slovenia |
| Subdivision Type1: | Traditional region |
| Subdivision Name1: | Lower Carniola |
| Subdivision Type2: | Statistical region |
| Subdivision Name2: | Southeast Slovenia |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Šentjernej |
| Area Total Km2: | 1.14 |
| Population As Of: | 2002 |
| Population Total: | 95 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 45.8143°N 15.2985°W |
| Elevation M: | 238.2 |
| Postal Code: | 8310 |
| Footnotes: | [1] |
Hrastje (in Slovenian pronounced as /ˈxɾaːstjɛ/) is a small settlement in the foothills of the Gorjanci Mountains in the Municipality of Šentjernej in southeastern Slovenia. The area is part of the traditional region of Lower Carniola. It is now included in the Southeast Slovenia Statistical Region.[2]
The name Hrastje is derived from the Slovene common noun hrast 'oak', referring to the local vegetation.[3]
Gracar Turn is a 14th-century castle on the northern outskirts of the village.[4]