| Hallevannet | |
| Pushpin Map: | Norway Vestfold#Norway |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location of the lake |
| Coordinates: | 59.0256°N 9.9073°W |
| Location: | Larvik Municipality, Vestfold |
| Basin Countries: | Norway |
| Area: | 3.72km2 |
| Reference: | NVE[1] |
Hallevannet is a lake in Larvik Municipality in Vestfold county, Norway. The 3.72km2 lake lies about to the west of the town of Larvik and about to the northeast of the village of Helgeroa. The European route E18 highway and the Vestfoldbanen railway line both pass along the northern end of the lake.