| Sisson Rock | |
| Map: | Antarctica#South Shetland Islands |
| Map Relief: | yes |
| Location: | Antarctica |
| Coordinates: | -62.5658°N -61.1478°W |
| Archipelago: | South Shetland Islands |
| Area Ha: | 0.08 |
| Length M: | 65 |
| Width M: | 37 |
| Population: | uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty |
Sisson Rock (bg|скала Сисън|skala Sisson, pronounced as /bg/) is the rock off the north coast of Livingston Island in the South Shetland Islands, Antarctica 65m (213feet) long in west-east direction and 37m (121feet) wide, and split in three. Its surface area is 0.08ha. The vicinity was visited by early 19th century sealers.[1]
The feature is named after Jonathan Sisson (1690–1747), a British instrument maker who invented the modern theodolite; in association with other names in the area deriving from the early development or use of geodetic instruments and methods.
Sisson Rock is located at -62.5658°N -61.1478°W,[2] which is 2.26 km northeast of Essex Point, 800 m west of Window Island and 1.5 km north of Voyteh Point. Bulgarian mapping in 2009 and 2017.