| Named By: | Rupert Wild in 1978 |
| Time Period: | Late Triassic, 221-210 Ma |
| Location: | Italy, Cene |
| Size: | 60 centimetre wingspan |
| Diet: | unavailable |
| Fossil(s): | 3 specimens of sub adults. No skulls |
| Classification: | | Chordata | Reptilia | Pterosauria | Dimorphodontidae | |
Peteinosaurus ( pe-TY-na-SAWR-as meaning "winged lizard") was a prehistoric genus of Pterosauria. It lived in the late Triassic period in the late Norian age (about 221 to 210 million years ago).