| Cockfield Formation | |
| Type: | Formation |
| Age: | Paleogene |
| Period: | Paleogene |
| Namedby: | T. Wayland Vaughan[1] |
| Region: | Mississippi, Louisiana |
| Underlies: | Moodys Branch Formation |
| Overlies: | Cook Mountain Formation |
The Cockfield Formation is a geologic formation in Mississippi. It preserves fossils dating back to the Paleogene period.