Changchunsaurus
| Changchunsaurus Temporal range: Early-Late Cretaceous,  | |
|---|---|
| Life reconstruction of Changchunsaurus | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Dinosauria | 
| Clade: | †Ornithischia | 
| Family: | †Thescelosauridae | 
| Genus: | †Changchunsaurus Zan et al., 2005 | 
| Species: | †C. parvus | 
| Binomial name | |
| †Changchunsaurus parvus Zan et al., 2005 | |
Changchunsaurus (meaning "Changchun lizard") is an extinct genus of small herbivorous dinosaur from Early Cretaceous deposits of Gongzhuling, Jilin, China. It is the first named dinosaur genus from Jilin.