Siamodon
| Siamodon Temporal range: Aptian ~ | |
|---|---|
| Tooth of Siamodon nimngami | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Dinosauria | 
| Clade: | †Ornithischia | 
| Clade: | †Ornithopoda | 
| Clade: | †Iguanodontia | 
| Genus: | †Siamodon Buffetaut & Suteethorn, 2011 | 
| Type species | |
| †Siamodon nimngami Buffetaut & Suteethorn, 2011 | |
Siamodon is an extinct genus of iguanodontian ornithopod dinosaur from Early Cretaceous deposits of northeastern Thailand.