| Named By: | Richard Owen in 1861 |
| Time Period: | Early Cretaceous, 140 Ma |
| Location: | England - Lulworth Formation, Worbarrow Tout Member |
| Size: | Roughly about 60 centimetres long |
| Diet: | Herbivore/Omnivore |
| Fossil(s): | Partial remains |
| Classification: | | Chordata | Reptilia | Dinosauria | Ornithischia | Heterodontosauridae | |
| Also known as: | | Echinodon becklesi | Saurechinodon becklesii | |
Echinodon (pronounced eh-KY-no-don) meaning "hedgehog tooth" in reference to the spines on its teeth (Greek ekhinos, echinos = hedgehog + odous, odous = tooth), occasionally known as Saurechinodon, is a genus of small European dinosaur of the early Cretaceous Period (Berriasian age), 140 million years ago.