Nishava Cove (Bulgarian: залив Нишава, ‘Zaliv Nishava’ \'za-liv ni-'sha-va\) is a 1.33 km wide cove indenting for 1 km the north coast of Rugged Island off the west coast of Byers Peninsula of Livingston Island in the South Shetland Islands, Antarctica between Chiprovtsi Islets and Chiprovtsi Point on the east, and Cape Sheffield on the west.