Álvar Enciso Fernandez-Valderrama (born February 27, 1974, in Valladolid) is a Spanish rugby union player.
He was part of the 1999 Rugby World Cup roster, playing two matches of the tournament.
His last international cap was during a match against Georgia, at Tbilisi, on October 28, 2006.
He is son of Pilar Fernández Valderrama, a former Spanish track and field athlete.
This biographical article relating to Spanish rugby union is a stub.