| Frome Clay | |
| Type: | Formation |
| Age: | Bathonian ~ |
| Period: | Bathonian |
| Prilithology: | Mudstone |
| Otherlithology: | Limestone |
| Region: | England |
| Country: |  United Kingdom |
| Coordinates: | 51.2°N -2.3°W |
| Paleocoordinates: | 41.4°N 10.1°W |
| Unitof: | Great Oolite Group |
| Underlies: | Forest Marble Formation |
| Overlies: | Fuller's Earth Formation |
| Thickness: | 20- in Wiltshire and Somerset 45- in Dorset |
The Frome Clay is a geological formation in England. It preserves fossils dating back to the Bathonian stage of the Middle Jurassic period.[1]