Cape Nuñez is a headland

Headland

A headland is a point of land, usually high and often with a sheer drop, that extends out into a body of water.Headland can also refer to:*Headlands and bays*headLand, an Australian television series...

 forming the southwest extremity of Nuñez Peninsula on the south coast of South Georgia. The name dates back to at least 1912 and was probably given by whalers who frequented this coast.

Nuñez Peninsula (54°15′S 37°21′W) is a rocky and comparatively snow-free peninsula, 5 miles (8 km) long, lying between Queen Maud Bay

Queen Maud Bay

Queen Maud Bay is a V-shaped bay 2.5 miles wide at the entrance, lying immediately north of Nunez Peninsula along the south coast of South Georgia. Roughly charted in 1819 by a Russian expedition under Bellingshausen, it was named prior to 1922 for Queen Maud, wife of King Haakon VII of Norway,...

 and Jossac Bight

Jossac Bight

]Jossac Bight is a bight extending for 7 miles along the south coast of South Georgia between Holmestrand and Aspasia Point. The name "Jossac Bite" [sic] was used by the early sealers for a bight to the southeast of King Haakon Bay, probably the feature now described...

 on the south coast of South Georgia. The feature was known to early whalers and sealers on South Georgia. It was surveyed by the South Georgia Survey in the period 1951–57, and named by the UK Antarctic Place-Names Committee

UK Antarctic Place-Names Committee

The UK Antarctic Place-Names Committee is a United Kingdom government committee, part of the Foreign and Commonwealth Office, responsible for recommending names of geographical locations within the British Antarctic Territory and the South Georgia and the South Sandwich Islands...

in association with Cape Nuñez, the southwest extremity of the peninsula.