Robinson Ridge is a rocky coastal peninsula

Peninsula

A peninsula is a piece of land that is bordered by water on three sides but connected to mainland. In many Germanic and Celtic languages and also in Baltic, Slavic and Hungarian, peninsulas are called "half-islands"....

 between Sparkes Bay

Sparkes Bay

Sparkes Bay is a bay, 1 nautical mile wide and indenting 2.5 nautical miles between Mitchell Peninsula on the north and Robinson Ridge and Odbert Island on the south, in the Windmill Islands. First mapped from air photos taken by U.S. Navy Operation Highjump and Operation Windmill in 1947 and 1948...

 and Penney Bay

Penney Bay

Penney Bay is a large bay extending from Robinson Ridge to Browning Peninsula, at the eastern side of the Windmill Islands. First mapped from air photos taken by U.S. Navy OpHjp, 1946-47. Named by Advisory Committee on Antarctic Names for Richard L. Penney, ornithologist and biologist at Wilkes...

, at the east side of the Windmill Islands

Windmill Islands

The Windmill Islands are an Antarctic group of rocky islands and rocks about wide, paralleling the coast of Wilkes Land for immediately north of Vanderford Glacier along the east side of Vincennes Bay...

. It was first mapped from air photos taken by the U.S. Navy Operation Highjump on February 1947. It was named by the Advisory Committee on Antarctic Names

Advisory Committee on Antarctic Names

The Advisory Committee on Antarctic Names is an advisory committee of the United States Board on Geographic Names responsible for recommending names for features in Antarctica...

 (US-ACAN) for Lieutenant Commander Frederick G. Robinson, U.S. Navy, aerological officer with U.S. Navy Operation Windmill which established astronomical control stations in the area in January 1948.