The Orvin Mountains (Norwegian: Orvinfjella) constitute a major group of mountain ranges, extending for about 100 km (62 mi) between the Wohlthat Mountains and the Mühlig-Hofmann Mountains in Queen Maud Land. With its summit at 3,055 metres (10,023 ft), the massive Sandeggtind Peak forms the highest point in the Conrad Mountains, a subrange of the Orvin Mountains.

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Orvin Mountains
View looking to the west over Glopeken Glacier. Glopeken Glacier is located in the northern part of the Conrad Mountains, a subrange of the Orvin Mountains.
Highest point
Peak	Sandeggtind Peak
Elevation	3,055 m (10,023 ft)
Coordinates	72°00′00″S 09°00′00″E
Naming
Native name	Orvinfjella (Norwegian)
Geography
Orvin Mountains Map depicting the territorial extent of Queen Maud Land
Continent	Antarctica
Region	Queen Maud Land, East Antarctica
Parent range	Fimbulheimen

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First photographed from the air and roughly plotted by the Third German Antarctic Expedition (1938-1939), led by Capt. Alfred Ritscher. Mapped by Norwegian cartographers from surveys and air photos by the Sixth Norwegian Antarctic Expedition (1956–60) and named for Anders K. Orvin, director of the Norwegian Polar Institute from 1958 to 1959.^[1]

Constituent ranges of Orvin Mountains, listed from east to west:

• Shcherbakov Range
• Mount Dallmann
• Conrad Mountains
• Gagarin Mountains
• Kurze Mountains
• Drygalski Mountains
• Filchner Mountains

• List of mountains of Queen Maud Land
• Skorvehallet Slope