- Name Fernando Manuel Fernandes da Costa Santos
- Date of birth 10 October 1954 (age 69)
- Birth Country Portugal
- Birth Place Lisbon
- Nationality Portugal
- Current team Portugal
Fernando Manuel Fernandes da Costa Santos ComM is a Portuguese retired footballer who played as a defender, and is the manager of the Portugal national team.
He amassed Primeira Liga totals of 161 games and two goals during 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. For the better part of the 2000s he worked in Greece, mainly with AEK Athens and PAOK.
In 2010, he was appointed at the helm of the Greek national team, coaching them in a World Cup and one European Championship. Subsequently, he led Portugal to victory in Euro 2016 and the 2019 Nations League.