Roald Amundsen (1872–1928) was a Norwegian polar explorer who made a number of notable achievements during his lifetime, including leading the first expedition to the South Pole in 1911.

In recognition of Amundsen's accomplishments, a number of places in the Arctic and Antarctic have been named after him, as well as numerous entities in other fields.

• Amundsen–Scott South Pole Station, jointly named with his rival Robert Falcon Scott
• Amundsen Sea, arm of the Southern Ocean
• Amundsen Plain, abyssal plain in the Southern Ocean
• Amundsen Bay
• Amundsen Coast
• Amundsen Glacier
• Amundsen Icefall
• Mount Amundsen

• Amundsen-Nobile Climate Change Tower, research tower in Svalbard, jointly named with Umberto Nobile
• Amundsen Basin, abyssal plain in the Arctic Ocean
• Amundsen Gulf, arm of the Arctic Ocean
• Amundsen Land, Greenland
• Roaldryggen, mountain ridge in Svalbard

• Amundsen Circle, in Staten Island, New York
• Amundsena Street, in Moscow, Russia

• Amundsen, crater near the Moon's south pole
• 1065 Amundsenia, asteroid

• HNoMS Roald Amundsen, frigate of the Royal Norwegian Navy
• CCGS Amundsen, icebreaker and Arctic research vessel of the Canadian Coast Guard
• MS Roald Amundsen, Norwegian cruise ship
• Roald Amundsen, German brig

• Roald Dahl, British author^[1]
• Roald Hoffmann, American chemist and Nobel Prize laureate
• Roald Sagdeev, Russian physicist^[2]

• Roald Amundsen (PH-BTE), Boeing 737 of KLM
• Roald Amundsen (LN-LNE), Boeing 787 of Norwegian Long Haul
• Roald Amundsen, a private railway car built by the Pullman Company
• Amundsen, one of two probes on the Deep Space 2 mission
• Amundsen High School, in Chicago, Illinois
• Amundsen, 2019 biographical film about Amundsen's life
• Amundsenia which is a genus of saxicolous lichens in the family Teloschistaceae

• All pages with titles beginning with Amundsen
• All pages with titles containing Amundsen
• Amundsen (disambiguation)