Riojanodon
| Riojanodon Temporal range:   | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Synapsida | 
| Clade: | Therapsida | 
| Clade: | Cynodontia | 
| Family: | †Chiniquodontidae | 
| Genus: | †Riojanodon | 
| Species: | †R. nenoi  | 
| Binomial name | |
| †Riojanodon nenoi Martinelli et. al., 2024  | |
Riojanodon is an extinct genus of chiniquodontid cynodont that inhabited what is now Argentina during the latest Middle and earliest Late Triassic epochs. It is a monotypic genus known from the species R. nenoi.