Anthony Santos (born July 21, 1981) known professionally as Romeo Santos is an American singer, featured composer and former lead singer of the Bachata group Aventura. As a member of Aventura, Santos has been a key figure in popularizing Bachata, with hits reaching near the top of the Billboard Latin charts and the top of charts in Europe. In 2002, the band's song "Obsesión" was number one in Italy for sixteen consecutive weeks.