| Camposaurus Temporal range: Late Triassic, middle Norian,
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| Lower leg and ankle bones of the holotype in multiple views | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Family: | †Coelophysidae |
| Genus: | †Camposaurus Hunt et al., 1998 |
| Type species | |
| †Camposaurus arizonensis Hunt et al., 1998
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Camposaurus (/ˌkæmpoʊˈsɔːrəs, -pə-/ KAMP-o-SOR-əs) is a coelophysid dinosaur genus from the Norian stage of the Late Triassic period of North America. The pertinent fossil remains date back to the early to middle Norian stage, and is widely regarded as the oldest known neotheropod.