| Official Name: | Spodnji Gasteraj |
| Pushpin Map: | Slovenia |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Slovenia |
| Subdivision Type: | Country |
| Subdivision Name: | Slovenia |
| Subdivision Type1: | Traditional region |
| Subdivision Name1: | Styria |
| Subdivision Type2: | Statistical region |
| Subdivision Name2: | Drava |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Sveti Jurij v Slovenskih Goricah |
| Area Total Km2: | 4.32 |
| Population As Of: | 2002 |
| Population Total: | 297 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 46.6119°N 15.8036°W |
| Elevation M: | 311.1 |
| Footnotes: | [1] |
Spodnji Gasteraj (pronounced as /sl/) is a settlement in the Municipality of Sveti Jurij v Slovenskih Goricah in northeastern Slovenia. The area is part of the traditional region of Styria. It is now included in the Drava Statistical Region.[2]
A small chapel-shrine in the settlement dates to the early 20th century.[3]