| Named By: | Dong et al. in 1977 |
| Time Period: | Late Jurassic, 160 Ma |
| Location: | China, Sichuan Province - Upper Shaximiao Formation |
| Size: | Up to 7 meters long |
| Diet: | Herbivore |
| Fossil(s): | Remains of two individuals, one of which is over half complete |
| Classification: | | Chordata | Reptilia | Dinosauria | Ornithischia | Stegosauria | Stegosauridae | |
Tuojiangosaurus (meaning "Tuo River lizard") is a genus of herbivorous stegosaurid dinosaur from the Late Jurassic Period, recovered from the Upper Shaximiao Formation of what is now Sichuan Province in China.