Claudiano Alves dos Santos (born 7 October 1981), better known as Diano, is a Brazilian former professional footballer who played as a defender.
Diano started his career at Guaçuano before being signed by Belasitsa Petrich on 19 July 2005.
Diano joined Levski Sofia on loan for the second half of the 2006–07 season before leaving for Olimpik Baku in 2008.
Diano spent two seasons with Olimpik Baku before joining Sriwijaya FC in the Indonesia Super League.
This biographical article related to a Brazilian association football defender born in the 1980s is a stub.