| Ramsden Rock | |
| Map: | Antarctica#South Shetland Islands |
| Map Relief: | yes |
| Location: | Antarctica |
| Coordinates: | -62.5352°N -60.4475°W |
| Archipelago: | South Shetland Islands |
| Area Ha: | 0.47 |
| Length M: | 127 |
| Width M: | 100 |
| Population: | uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty |
Ramsden Rock (Bulgarian: скала Рамсдън|skala Ramsden, in Bulgarian pronounced as /skɐˈla ˈramsdən/) is the rock off the north coast of Livingston Island in the South Shetland Islands, Antarctica 127 m long in southeast–northwest direction and 100 m wide. It is split in several abutting parts with an aggregate surface area of 0.47 ha. The vicinity was visited by early 19th century sealers.[1]
The feature is named after Jesse Ramsden (1735-1800), a British mathematician and scientific instrument maker who created a modern, accurate theodolite; in association with other names in the area deriving from the early development or use of geodetic instruments and methods.
Ramsden Rock is located in Hero Bay at -62.5352°N -60.4475°W,[2] which is 1 km northwest of Siddins Point, 9 km east-northeast of Avitohol Point and 9 km southwest of Desolation Island. Bulgarian mapping in 2009 and 2017.