Ricardo Lucas or simply Dodô (born May 2, 1974 in São Paulo), is a Brazilian striker.
On 11 September 2008, the Court of Arbitration for Sport suspended Dodô from playing professional football for two years as a result of a failed doping test. He tested positive for the use of Fenproporex following a match between Botofogo and Vasco da Gama on 14 June 2007.