Denison is a city in Grayson County, Texas. It is the birthplace of President Dwight D. Eisenhower, who was born there in 1890 and is commonly referred to as 'Ike'. Denison is also the home of Austin College, a private liberal arts college founded in 1849. The city is known for its historic downtown area, which includes many buildings from the late 19th century. Denison is a great place to visit for its rich history and culture.