The Kingscourt Gypsum is a geologic formation in Ireland. It preserves fossil flora dating back to the Wuchiapingian stage of the late Permian period.

The formation has provided the following fossils:

Flora

• List of fossiliferous stratigraphic units in Ireland

• Visscher, H (1971), "The Permian and Triassic of the Kingscourt Outlier, Ireland", Geological Survey of Ireland Special Paper, 1: 1–114