| Greene–Sullivan State Forest | |
| Iucn Category: | VI |
| Map: | USA Indiana |
| Map Width: | 200 |
| Location: | Greene and Sullivan Counties, Indiana, USA |
| Nearest City: | Dugger, Indiana |
| Coordinates: | 38.9861°N -87.2436°W |
| Governing Body: | Indiana Department of Natural Resources |
Greene–Sullivan State Forest is a state forest in Dugger, Indiana. The forest was founded in 1936 after the Indiana Department of Natural Resources received over of land from coal firms; it now contains over, including over 120 lakes. The forest provides fishing, camping, hunting, and horseback riding.[1]