The Portugal men's national tennis team represents Portugal in Davis Cup tennis competition and is governed by the Federação Portuguesa de Ténis Portugal competes in the Europe/Africa Zone Group I in 2017, after being promoted from Group II in the 2015 season.

Portugal's most successful moment came in 1994 after defeating Great Britain 4–1 in the Group I of the Europe/Africa Zone and qualifying to the World Group play-offs.

The team led by João Cunha e Silva, Nuno Marques and Emanuel Couto lost, however, to Croatia 4–0 (the last rubber was abandoned).

Here is the list of all match-ups since 1981, when the competition started being held in the current World Group format.

Since 1981 (Current through 2017 Davis Cup Europe/Africa Zone Group I Second round)