Cléber Santana Loureiro, simply known as Cléber Santana, is a Brazilian defensive midfielder currently featuring for the Spanish powerhouse Atletico Madrid.

Cleber Santana began his professional football career at Sport Club do Recife in his native Brazil in 2001 and after arching through a string of other clubs including Brazilian giants Santos, he moved to Europe and to Atletico Madrid in the summer of 2007. He was signed from Santos for 5 million euros.

Cleber Santana's first season in La Liga has been pretty much a poor one with the player warming the Atleti bench most of the time.