David Charles Wotton AM (born 14 August 1942) is a former Australian politician. He was a Liberal Party member of the South Australian House of Assembly between 1975 and 2002, representing the electorates of Murray and Heysen. Aside from the 1982 Mitcham by-election, Wotton presided over the closest win versus the Democrats in South Australian history, winning against them by a two-candidate preferred margin of 1.9% in the 1997 election. In 2012 he was made a Member of the Order of Australia (AM) "For service to the Parliament and community of South Australia through contributions to environmental management, family and community services, and the ageing".