Esperanto Island is the largest and northwesternmost island in the Zed group off the north coast of Varna Peninsula on Livingston Island in the South Shetland Islands, Antarctica. The island is ice-free, rocky, rising to 290 m and extending 950 by 900 m, with surface area 56 hectares. It is situated 70 m to the northwest of the neighbouring Phanagoria Island, and 2.7 km northwest of Williams Point on Livingston Island. The area was visited by early 19th century sealers.
The island is named after the constructed international language Esperanto.
Wikipedia https://en.wikipedia.org/wiki/Esperanto_Island
Coordinates -62°25'40.979" N -60°10'40.326" E