|Area||230.9 km2 (89.2 sq mi)|
|Zone||Northeast Greenland National Park|
Lynn Island is a coastal island located west of the southward bend of the Dijmphna Sound with the Hekla Sound on its northern and western shore. It lies to the west of much larger Hovgaard Island and to the south of the Holm Land Peninsula. The island has an area of 230.9 km2 (89.2 sq mi) and has a shoreline of 65.7 km (40.8 mi).