Lake Roosevelt or Roosevelt Lake is the name of multiple places:
in the United States: Theodore Roosevelt Lake ("Roosevelt Lake" or "Lake Roosevelt") on the Salt River in Arizona Franklin D. Roosevelt Lake ("Lake Roosevelt") on the Columbia River in Washington Lake Roosevelt National Recreation Area, Washington Roosevelt Lake (Arkansas) in Conway County, Arkansas Roosevelt Lake (Minnesota) Roosevelt Lake (Missoula County, Montana) in Missoula County, Montana Roosevelt Lake (Stillwater County, Montana) in Stillwater County, Montana Roosevelt Lake (Ohio) near Portsmouth Roosevelt Lake (Rhode Island)
in Chile: Roosevelt Lake a lake in southern Chile.