| Named By: | Fabiano Vidoi Iori & Karina Lucia Garcia in 2012 |
| Time Period: | Late Cretaceous, Turonian-Santonian |
| Location: | Brazil - Adamantina Formation |
| Size: | Body estimated about 4 meters long, complete skull estimated about 50 centimetres long |
| Diet: | Carnivore/Pisicvore |
| Fossil(s): | Posterior (rear) portion of the skull, six teeth, two dorsal (back) vertebrae and two sacral (hip) vertebrae |
| Classification: | | Chordata | Reptilia | Crocodylomorpha | Notosuchia | Trematochampsidae | |
Barreirosuchus is an extinct genus of trematochampsid notosuchian known from the Late Cretaceous of Sao Paulo State, southeastern Brazil. It contains a single species, Barreirosuchus franciscoi. It is most closely resembles Caririsuchus camposi from the Araripe Basin and Itasuchus jesuinoi also from the Bauru Basin, and shares with them several synapomorphies.