Barbara Deckx (born 22 January 1974 in Turnhout), better known by her stage name Barbara Dex, is a Belgian singer who represented her country in the Eurovision Song Contest 1993 with the song "Iemand als jij". Dex had qualified via the Belgian national heat, Eurosong 93, held at the Casino Knokke on 6 March. At the Eurovision in Millstreet, she performed seventh, after Greece's entry "Eladha, Hora Tu Fotos" and before Malta's song "This Time". Dex came 25th and last.

Barbara returned to the Belgian final in 2004, teaming up with Alides for the song "One Life" which was placed third. A further Eurovision attempt came in 2006 with the country line-dancing flavoured "Crazy" which earned her the fifth place.