| Named By: | Rodolfo Coria & Philip J. Currie in 2006 |
| Time Period: | Late Cretaceous, 97-93.5 Ma |
| Location: | Argentina - Huincul Formation. Timeline: Cenomanian of the Cretaceous |
| Size: | Known fossils are from individuals ranging between 10.2 and 12.6 meters in length, however it is not impossible that very large Mapusaurus may have been slightly larger |
| Diet: | Carnivore |
| Fossil(s): | Remains of up to seven individuals discovered in a bone bed together |
| Classification: | | Chordata | Reptilia | Dinosaria | Saurischia | Theropoda | Carcharodontosauridae | Giganotosaurinae | |
Mapusaurus ("earth lizard") was a giant carnosaurian dinosaur from the early Late Cretaceous (late Cenomanian to early Turonian stage) of what is now Argentina.