| Muldraugh Formation | |
| Type: | Formation |
| Age: | Mississippian |
| Period: | Mississippian |
| Region: | Indiana |
| Country: | United States |
| Unitof: | Sanders Group |
| Underlies: | Harrodsburg Limestone |
| Overlies: | Edwardsville Formation |
The Muldraugh Formation is a geological formation in Indiana. It preserves fossils dating back to the Carboniferous period.