| Plunk Lake | |
| Location: | Smith County and Van Zandt County, Texas |
| Coordinates: | 32.645°N -95.5936°W |
| Type: | reservoir |
| Pushpin Map: | Texas#USA |
| Pushpin Map Alt: | Location of Plunk Lake, Texas in Texas, USA. |
Plunk Lake is a reservoir in Van Zandt and Smith counties, in northeast Texas, United States.