Sidnei Siqueira Lourenço or simply Sidnei (born June 29, 1983 in São José do Rio Pardo), is a Brazilian left back. He currently plays for Santa Cruz.

Honours São Paulo State League: 2002

Contract 12 June 2007 to 30 December 2008

External links CBF terceiroanel juventus.com gazeta primeira atletico.com.br