| Tambatitanis Temporal range: Early Cretaceous | |
|---|---|
|  | |
| Caudal vertebrae | |
| Scientific classification | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Clade: | Dinosauria | 
| Order: | Saurischia | 
| Suborder: | †Sauropodomorpha | 
| Clade: | †Neosauropoda | 
| Clade: | †Macronaria | 
| Clade: | †Somphospondyli | 
| Genus: | †Tambatitanis Saegusa & Ikeda, 2014 | 
| Type species | |
| †Tambatitanis amicitiae Saegusa & Ikeda, 2014 | |
Tambatitanis is an extinct genus of titanosauriform dinosaur from the Early Cretaceous (Albian) of Japan. It is known from a single type species, Tambatitanis amicitiae. It was probably around 13 meters long and its mass was estimated at some 15 tonnes.