Madieng Khary Dieng (21 November 1932 – 27 November 2020) was a Senegalese politician. He was a member of the Socialist Party. He was a government minister several times during Abdou Diouf's presidency. Dieng was Minister of the Interior from 1991 to 1993. He also was an Ambassador to The Gambia from 1996 to 1998