Rockford Limestone
Stratigraphic range: Mississippian
Type	Formation
Underlies	New Providence Shale
Overlies	New Albany Shale
Location
Region	Illinois  Indiana  Kentucky
Country	United States

The Rockford Limestone is a geologic formation in Indiana. It preserves fossils dating back to the Carboniferous period.

• List of fossiliferous stratigraphic units in Indiana

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.