Cape Mackintosh is a low, ice-covered cape forming the north tip of Kemp Peninsula

Kemp Peninsula

Kemp Peninsula is an irregular ice-covered peninsula 26 miles long in a north-south direction and 5 to 12 miles wide. The peninsula rises gently to 305 m and projects east between the heads of Mason Inlet and Mossman Inlet, on the east coast of Palmer Land...

 and the east entrance point to Mason Inlet

Mason Inlet

Mason Inlet is an ice-filled inlet which recedes 15 nautical miles southwest between Cape Mackintosh and the coastline south of Cape Herdman, along the east coast of Palmer Land. First seen and photographed from the air in December 1940 by members of the United States Antarctic Service...

, on the east coast of Palmer Land

Palmer Land

Palmer Land is that portion of the Antarctic Peninsula which lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between US-ACAN and UK-APC, in which the name Antarctic Peninsula was approved for the major peninsula of...

. Probably first seen by members of the United States Antarctic Service (USAS) who photographed a portion of Kemp Peninsula while exploring this coast from the air in December 1940. During 1947 the cape was photographed by the Ronne Antarctic Research Expedition

Ronne Antarctic Research Expedition

The Ronne Antarctic Research Expedition was an expedition from 1947-1948 which researched the area surrounding the head of the Weddell Sea in Antarctica.-Background:...

 (RARE), which in conjunction with the Falkland Islands Dependencies Survey (FIDS) surveyed it from the ground. Named by the FIDS after Neil A. Mackintosh (1900–74), British marine biologist, oceanographer, and authority on Antarctic whales; member of DI scientific staff from 1924 and Chief Scientific Officer, 1929–49; Deputy Director, National Institute of Oceanography

National Institute of Oceanography

National Institute of Oceanography could refer to:*National Institute of Oceanography *National Institute of Oceanography *National Institute of Oceanography, Haifa*...

 (now Institute of Oceanographic Sciences), 1949-61.