| Dutchtown Formation | |
| Type: | Formation |
| Age: | Ordovician |
| Period: | Ordovician |
| Region: | Indiana, Missouri |
| Country: | United States |
| Unitof: | Ancell Group |
| Underlies: | Joachim Dolomite |
| Overlies: | St. Peter Sandstone |
The Dutchtown Formation is a geologic formation in Missouri. It preserves fossils dating back to the Ordovician period.