The Division of Denison was an Australian electoral division in Tasmania. It was set up in 1903 and was named for Sir William Denison, the Lieutenant Governor of Van Diemen's Land 1847-55 and Governor of New South Wales 1855–61. It covered an area of 289 km² around central Hobart. It included the suburbs of Glenorchy, New Town and Taroona. It was abolished in 2019 and replaced by the Division of Clark.