Adérito Waldemar Alves Carvalho (born 4 July 1981), commonly known as Dedé, is an Angolan former professional footballer who played as a midfielder.
After starting in his native country with Académica Petróleos do Lobito, Dedé moved to Portugal, first appearing with lowly O Elvas C.A.D.
Paços de Ferreira for 2007–08, scoring in his debut in the Primeira Liga on 18 August 2007 after heading home in a 1–3 away loss against C.S.
In the summer of 2009, Dedé signed for AC Arles-Avignon in the French Ligue 2, but left the club only a few months later and moved to Romania with FC Timişoara.
Dedé joined his third team in less than one year in the 2010 off-season, Cyprus' Olympiakos Nicosia.