Charles Gaëtan Xavier Luc Duval, GCSK, FCA, MP (born 28 January 1958) is a Mauritian politician who is serving as Deputy Prime Minister in the cabinet of Sir Anerood Jugnauth since December 2014. He is also Minister of Tourism & External Communications and serves as 1st Member of parliament elected from Constituency No 18 Belle Rose & Quatres Bornes.