| John Murray Island | |
| Native Name: | John Murray Ø |
| Native Name Link: | Danish language |
| Image Map Size: | 270px |
| Image Map Caption: | Map of John Murray Island |
| Pushpin Map: | Greenland |
| Pushpin Label: | John Murray Island |
| Pushpin Map Caption: | Location of John Murray Island in Greenland |
| Coordinates: | 82.7667°N -90°W |
| Location: | Lincoln Sea |
| Waterbody: | Arctic Ocean |
| Area Km2: | 143 |
| Rank: | Top 50 largest in Greenland |
| Coastline Km: | 47 |
| Elevation M: | 799 |
| Country: | Greenland |
| Country Admin Divisions Title: | Municipality |
| Country Admin Divisions: | Northeast Greenland National Park |
| Country Area M2: | or |
| Country Area Ha: | --> |
| Population: | 0 |
| Population As Of: | 2022 |
| Density Km2: | 0 |
| Ethnic Groups: | Inuit |
John Murray Island, Danish John Murray Ø, is an uninhabited island in the far north of Greenland, in the Northeast Greenland National Park area.
John Murray Island is located off the mouth of J.P. Koch Fjord in the Lincoln Sea, to the west of Sverdrup Island and to the north of Nares Land. The island has an area of 120.9 km ² and a shoreline of 43.1 kilometres.[1] Beaumont Island lies 20 km to the west of the western end of the island.[2]