William Augusto Alves Conserva (born 29 April 1987), known as William Alves, is a Brazilian footballer who plays as a central defender for Santa Cruz.
William Alves played for South China of Hong Kong in the Hong Kong First Division League. Steven Lo thought he is young and speedy and will help to shore up South China's defence. However, in December 2010, Steven Lo said that Alves' contract would be terminated.