| Named By: | Fredrich von Huene in 1932 |
| Time Period: | Late Cretaceous, 66 Ma |
| Location: | Netherlands |
| Size: | Uncertain due to incomplete remains |
| Diet: | Carnivore |
| Fossil(s): | Partial right femur |
| Classification: | | Chordata | Reptilia | Dinosauria | Saurischia | Theropoda | Ceratosauria | Abelisauridae | |
| Also known as: | | Megalosaurus bredai | |
Betasuchus is a genus of theropod dinosaur which lived during the Late Cretaceous Period. Betasuchus is, besides Orthomerus, the only dinosaur genus named from remains found in the Netherlands and the only non-avian theropod found in the Maastrichtian Beds.