| Named By: | Z.inM. Dong in 2002 |
| Time Period: | Late Cretaceous, Cenomanian-Turonian |
| Location: | China, Liaoning Province - Sunjiawan Foramtion |
| Size: | Roughly about 3 to 3.5 meters long |
| Diet: | Herbivore |
| Fossil(s): | Holotype based upon a jaw and teeth, remains of further remains including a skull and several postcranial elements have now been added to the genus |
| Classification: | | Chordata | Reptilia | Dinosauria | Ornithischia | Thyreophora | Ankylosauridae | Ankylosaurinae | |
Crichtonsaurus is a dubious genus of herbivorous ankylosaurid ankylosaur dinosaur. It was named for Michael Crichton, the author of Jurassic Park. It was an ankylosaurine, and it lived during the late Cretaceous Period of China.