| Official Name: | Spodnje Duplice |
| Pushpin Map: | Slovenia |
| Pushpin Label Position: | right |
| 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: | Central Slovenia |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Grosuplje |
| Area Total Km2: | 0.91 |
| Population As Of: | 2002 |
| Population Total: | 36 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 45.9623°N 14.6847°W |
| Elevation M: | 357 |
| Footnotes: | [1] |
Spodnje Duplice (pronounced as /sl/; in older sources also Dolenje Duplice,[2] de|Unterduplitz[2]) is a small settlement in the Municipality of Grosuplje in central Slovenia. It lies in the hills just east of Grosuplje in the historical region of Lower Carniola. The municipality is now included in the Central Slovenia Statistical Region.[3]