Grod Island (, ‘Ostrov Grod’ \'os-trov 'grod\) is the southernmost island in the
Onogur group off the northwest coast of
Robert Island in the
South Shetland Islands, Antarctica. The feature is low and ice-free, extending 610 m in east-west direction and 200 m wide. It is separated from Robert Island by a 130 m wide passage.