[2] The Walker Mountains were discovered by Rear Admiral Richard E. Byrd and members of the United States Antarctic Service (USAS) in a flight from the ship Bear on February 27, 1940.

They were named by the United States Advisory Committee on Antarctic Names (US-SCAN) for Lt. William M. Walker, captain of the United States Exploring Expedition ship Flying Fish which reached a point 100 mi N of Thurston Island on March 23, 1839.

Prominent peak-shaped landmark near the extreme west end of Thurston Island, about 8 nautical miles (15 km; 9.2 mi) east-northeast of Cape Flying Fish.

So named by US-ACAN because rock exposures on the peak serve as a mark for ships approaching Thurston Island from the west.

Maxwell A. Lopez, United States Navy, a member of the expedition who lost his life in a seaplane crash at Thurston Island on December 30, 1946.

Named by US-ACAN for aviation radioman Wendell K. Hendersin, United States Navy, a member of the expedition who lost his life in a seaplane crash at Thurston Island on December 30, 1946.

Named by US-ACAN for Chief Photographer's Mate Frank Kazukaitis, United States Navy, who recorded features of the Walgreen Coast and Eights Coast on the United States Navy Bellingshausen Sea Expedition in February 1960.

Simpson, Jr., of United States Navy Squadron VX-6, pilot of the P2V Neptune airplane which took additional air photos of the area in January 1960.

Named by US-ACAN for Sergeant W.C. Noxon, USMC, who served as navigator on aerial photographic flights over this area by United States Navy Squadron VX-6 in January 1960.

Named by US-ACAN for Robert E. Leech, entomologist who participated in a USARP airborne insect program in the Ross, Amundsen and Bellingshausen Sea areas in the 1959-60 season.

Named by US-ACAN for Harold A. Hubbard, USGS geologist aboard the icebreaker Burton Island, who made investigations in the area in February 1960 during the United States Navy Bellingshausen Sea Expedition.

A prominent peak rising southeast of the head of Potaka Inlet and 6 nautical miles (11 km; 6.9 mi) east-northeast of Mount Hubbard.

Named by US-ACAN after Ensign M. Eugene Litz, navigator and second pilot of PBM Mariner aircraft in the Eastern Group of United States Navy (United States Navy) Operation Highjump, which obtained aerial photographs of this bluff and coastal areas adjacent to Thurston Island, 1946-47.

Named by US-ACAN for Warren T. Borgeson, topographic engineer with the United States Navy Bellingshausen Sea Expedition, who established geodetic control points in this area in February 1960.

A cluster of low peaks or nunataks 1.5 nautical miles (2.8 km; 1.7 mi) southeast of Mount Borgeson.

A cluster of peaks located 3 nautical miles (5.6 km; 3.5 mi) northeast of Mount Borgeson, overlooking Peale Inlet.

Steep north-facing bluff standing about 5 nautical miles (9.3 km; 5.8 mi) east-southeast of Mount Bramhall.