Fernando Manuel Fernandes da Costa Santos is a Portuguese professional football manager and former player who played as a left-back. He is the current coach of the Azerbaijan national team. He amassed Primeira Liga totals of 161 games and two goals over eight seasons, almost always with Estoril. After retiring, he worked as a coach for several decades, starting out at his main club in 1988. Santos managed Portugal's Big Three, winning five major titles with Porto.