| Named By: | Druckenmiller & Maxwell in 2010 |
| Time Period: | Lower Cretaceous, 112.6-109 Ma |
| Location: | Canada, Alberta, Clearwater Formation |
| Size: | Unavailable |
| Diet: | Piscivore/Carnivore |
| Fossil(s): | Almost complete specimen |
| Classification: | | Chordata | Reptilia | Ichthyosauria | Ophthalmosauridae | Platypterygiinae | |
Athabascasaurus is an extinct genus of platypterygiine ophthalmosaurid ichthyosaur known from Alberta, Canada.