Hanson Hill is a snow-covered hill (900 m) with two lower summits, one to the north and one to the south, standing 4 nautical miles (7 km) southeast of Cape Roquemaurel

Cape Roquemaurel

Cape Roquemaurel is a prominent rocky headland at the east side of the entrance to Bone Bay, on the north side of Trinity Peninsula. Discovered by a French expedition, 1837–40, under Captain Jules Dumont d'Urville, and named by him for Lieutenant Louis de Roquemaurel, second-in-command of the...

 and 3 km west-northwest of Zanoge Hill

Zanoge Hill

Zanoge Hill is the ice-covered hill rising to 710 m and forming the northwest extremity of Srednogorie Heights on Trinity Peninsula in Graham Land, Antarctica...

 on Trinity Peninsula

Trinity Peninsula

Trinity Peninsula is the extreme northern portion of the Antarctic Peninsula, extending northeastward for about from a line connecting Cape Kjellman and Cape Longing. Dating back more than a century, chartmakers used various names for this portion of the Antarctic peninsula, each name having some...

 in Graham Land

Graham Land

Graham Land is that portion of the Antarctic Peninsula which lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee and the US Advisory Committee on Antarctic Names, in...

, Antarctica. This hill was roughly charted but left unnamed by the French expedition under Captain Jules Dumont

Jules Dumont

Jules Dumont was born in Roubaix, 1 January 1888, and died at Suresnes, Mont Valérien, 15 June 1943.Dumont was a French militant Communist. He fought in the Spanish Civil War, commanding the Commune de Paris Battalion, XIV International Brigade. He was active in the French Resistance in the Second...

 d'Urville in March 1838. In 1948, the United Kingdom Antarctic Place-Names Committee (UK-APC) gave the name "Thanaron Hill" to the feature. Their action followed a 1946 search by the Falkland Islands Dependencies Survey (FIDS) which failed to identify a coastal point in the vicinity to which d'Urville had given the name "Cap Thanaron." The latter feature (now Thanaron Point

Thanaron Point

Thanaron Point is a rock point 8 nautical miles east-northeast of Cape Roquemaurel, Trinity Peninsula. Named in 1838 by the French expedition under Captain Jules Dumont d'Urville after Lieutenant Charles Thanaron of the expedition ship Zelee....

) was subsequently identified. In 1963, the UK-APC renamed the hill described after Thomas A. Hanson, FIDS surveyor at Hope Bay

Hope Bay

Hope Bay on Trinity Peninsula, is long and wide, indenting the tip of Antarctic Peninsula and opening on Antarctic Sound....

, 1957-59.

Map

• Trinity Peninsula. Scale 1:250000 topographic map. Institut für Angewandte Geodäsie and British Antarctic Survey, 1996.