| Allen Island | |
| Pushpin Map: | Canada Nunavut#Canada |
| Native Name Link: | Inuktitut |
| Location: | Cornelius Grinnell Bay |
| Coordinates: | 63.4667°N -118°W |
| Archipelago: | Arctic Archipelago |
| Country: | Canada |
| Country Admin Divisions Title: | Territory |
| Country Admin Divisions: | Nunavut |
| Country Admin Divisions Title 1: | Region |
| Country Admin Divisions 1: | Qikiqtaaluk |
| Population: | Uninhabited |
Allen Island[1] is an uninhabited island in the Qikiqtaaluk Region of Nunavut, Canada. It is a Baffin Island offshore island located in Cornelius Grinnell Bay. It is east of Hall Peninsula and is separated from Beekman Peninsula on the west by Smith Channel. The significantly smaller Rogers Island is approximately 13km (08miles) to the south.