Ob' Bay is a bay lying between Lunik Point and Cape Williams. Lillie Glacier Tongue occupies the east part of the bay. The bay was charted by the Soviet Antarctic Expedition (1958) and named after the expedition ship Ob' .
Coordinates: 70°35′S 163°22′E / 70.583°S 163.367°E This article incorporates public domain material from the United States Geological Survey document "Ob' Bay" (content from the Geographic Names Information System).