Administratively it is part of the Northeast Greenland National Park.

This peninsula was named during the Three-year Expedition to East Greenland by Arne Noe-Nygaard (1908-1991).

He named it after German scientist Alfred Wegener (1880–1930), who had taken part in the 1906–08 Danmark Expedition and the 1912–13 Danish Expedition to Queen Louise Land led by J.P. Koch.

[1] The peninsula is bounded in the northwest by the Fleming Fjord, Kap Brown is the point to the northeast, jutting into the Davy Sound to the south of Cape Biot.

The Nathorst Fjord extends on the southeastern side and to the southwest the Wegener Peninsula is connected to the mainland.