| Del Rio Formation | |
| Type: | Formation |
| Age: | Albian |
| Period: | Albian |
| Region: | Texas |
| Country: | United States |
| Underlies: | Buda Formation |
| Overlies: | Georgetown Formation and Stuart City Formation |
The Del Rio Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.