| Mark Island | |
| Pushpin Map: | Canada Nunavut#Canada |
| Native Name Link: | Inuktitut |
| Location: | Frobisher Bay |
| Coordinates: | 63.38°N -67.98°W |
| Archipelago: | Arctic Archipelago |
| Country: | Canada |
| Country Admin Divisions Title: | Nunavut |
| Country Admin Divisions: | Nunavut |
| Country Admin Divisions Title 1: | Region |
| Country Admin Divisions 1: | Qikiqtaaluk |
| Population: | Uninhabited |
| Ethnic Groups: | Inuit |
Mark Island is one of the many uninhabited Canadian arctic islands in Qikiqtaaluk Region, Nunavut. It is a Baffin Island offshore island located in Frobisher Bay, southeast of the capital city of Iqaluit. Other islands in the immediate vicinity include Culbertson Island, Low Island, McAllister Island, Peak Island, and Precipice Island.[1]