Siamotyrannus
| Siamotyrannus Temporal range: Early Cretaceous, | |
|---|---|
| Illustration of the pelvic bones and tail vertebrae | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Clade: | Avetheropoda |
| Genus: | †Siamotyrannus Buffetaut, Suteethorn & Tong, 1996 |
| Species: | †S. isanensis |
| Binomial name | |
| †Siamotyrannus isanensis Buffetaut, Suteethorn & Tong, 1996 | |
Siamotyrannus (meaning "Siamese tyrant") is a genus of theropod dinosaur from the early Cretaceous of Thailand.