Nereid Lake (Bulgarian: езеро Нереида, romanized: ezero Nereida, IPA: [ˈɛzɛro nɛrɛˈidɐ]) is the trapezoidal lake 450 m long in west-southwest to east-northeast direction and 90 m wide in the eastern part of Flamingo Beach on the north coast of Greenwich Island in the South Shetland Islands, Antarctica.

It has a surface area of 3.8 ha and is separated from the waters of Orión Passage by a 20 to 40 m wide strip of land.

[2] The feature is named after the Nereids, sea nymphs of Greek mythology.

This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.

This Greenwich Island location article is a stub.