Swan Rock is a low rock lying 1.5 nautical miles (2.8 km) southwest of Cape Willems

Cape Willems

Cape Willems is a cape forming the north side of the entrance to Flandres Bay on the west coast of Graham Land. First charted by the Belgian Antarctic Expedition, 1897–99, and named by Gerlache for Pierre Willems....

, off the west coast of 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...

. The rock appears on an Argentine government chart of 1950. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC) in 1960 for Sir Joseph Swan (1828–1914), English manufacturer who invented the carbon process for photographic printing in 1866 and pioneered gelatin dry plates for instantaneous photography, 1879-81.