| Named By: | Scott Hocknull et al. in 2009 |
| Time Period: | 100 Ma Early Cretaceous |
| Location: | Australia, Queensland, Winton Formation |
| Size: | Estimated 15 meters long |
| Diet: | unavailable |
| Fossil(s): | Partial post cranial skeleton |
| Classification: | | Chordata | Reptilia | Dinosauria | Saurischia | Sauropodomorpha | Sauropoda | Titanosauriformes | |
Wintonotitan (meaning "Winton titan") is a genus of titanosauriform dinosaur from late Albian (Early Cretaceous)-age rocks of Australia. It is known from partial postcranial remains.