| Official Name: | Kladnart |
| 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: | Savinja |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Vojnik |
| Area Total Km2: | 0.59 |
| Population As Of: | 2002 |
| Population Total: | 6 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Coordinates: | 46.3081°N 15.3611°W |
| Elevation M: | 425.9 |
| Footnotes: | [1] |
Kladnart (pronounced as /sl/) is a small settlement in the Municipality of Vojnik in eastern Slovenia. It has a relatively remote location in the hills east of Vojnik and a permanent population of only six (2002 statistics).[2] The area is part of the traditional region of Styria. It is now included with the rest of the municipality in the Savinja Statistical Region.[3]