Benjamin Horace (Ben) Weese (1929, Evanston, Illinois—) is an American architect hailing from Chicago, and a member of the architects group, the Chicago Seven. Weese is the younger brother of fellow Chicago architect Harry Weese.
He received his B.Arch. and his M.Arch. from Harvard University and a certificate from the École des Beaux-Arts in Fontainebleau, France. He returned to Chicago in 1957 into his older brother's firm, Harry Weese Associates, which specialized in urban renewal and subsidized housing projects. In the 1970s a member of the architects group known as the Chicago Seven.
In 1977, Weese opened his own firm, Weese Seegers Hickey Weese, with his wife. This turned out to be an award-winning firm, later becoming Weese Langley Weese, and was best known for non-profit and educational projects with an emphasis on historical appreciation and preservation.