赫尔湾是南极洲的海湾，位于玛丽伯德地沿岸，宽46公里，由美国的研究队发现，该海湾以美国国务卿命名，现时由南极条约体系管理。

Hull Bay (74°55′S 137°40′W / 74.917°S 137.667°W / -74.917; -137.667) is an ice-filled bay, about 46 kilometres (25 nmi) wide, fed by Hull Glacier, which descends into it between Lynch Point and Cape Burks, on the coast of Marie Byrd Land, Antarctica. It was discovered by the United States Antarctic Service, 1939–41. The bay derives its name from Hull Glacier, which was named for U.S. Secretary of State Cordell Hull.