| Named By: | Zangerl & Case in 1973 |
| Time Period: | Pennsylvanian |
| Location: | USA, Montana, Ohio |
| Size: | Uncertain |
| Diet: | Carnivore |
| Fossil(s): | Partial specimens |
| Classification: | | Chordata | Chondrichthyes | Holocephali | Iniopterygiformes | Iniopterygidae | |
Iniopteryx ("Nape Wing") is an extinct genus of cartilaginous fish. It is from the Pennsylvanian epoch of the Carboniferous period, approximately 300 million years ago. Their fossils have been found in North America, primarily in two states: Ohio and Montana. In general, very little is known about this species.