| Lesidren Island | |
| Image Map Caption: | Location of Varna Peninsula in the South Shetland Islands |
| Pushpin Map: | Antarctica#Antarctic Peninsula |
| Pushpin Map Caption: | Location on Antarctic Peninsula##Location in Antarctica |
| Pushpin Map Relief: | yes |
| Location: | Antarctica |
| Coordinates: | -62.4361°N -60.1486°W |
| Archipelago: | Zed Islands |
| Area Ha: | 33 |
| Area: | 33ha --> |
| Length Km: | 0.8 |
| Width Km: | 0.6 |
| Population: | Uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty System |
Lesidren Island (bg|остров Лесидрен|ostrov Lesidren, pronounced as /bg/) is the second largest and southernmost island in the Zed group off the north coast of Varna Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The island is ice-free, extending 800by with surface area 33ha.[1] Separated from the neighbouring Phanagoria Island and Koshava Island by channels 130and wide respectively. The area was visited by early 19th century sealers.
The island is named after the settlement of Lesidren in northern Bulgaria.
Lesidren Island is located at -62.4361°N -60.1486°W which is 1.53km (00.95miles) north of Williams Point on Livingston Island. British mapping in 1968, Chilean in 1971, Argentine in 1980, Bulgarian in 2005 and 2009.
