This is a list of Portuguese football transfers for the summer of 2016. The summer transfer window will open 1 July and close at midnight on 1 September. Players may be bought before the transfer windows opens, but may only join their new club on 1 July. Only moves involving Primeira Liga clubs are listed. Additionally, players without a club may join a club at any time.
Salvador José Milhazes Agra is a Portuguese professional footballer who plays as a winger for Primeira Liga club Boavista.
Harramiz Quieta Ferreira Soares, known simply as Harramiz, is a Santoméan professional footballer who plays as a winger or forward for Portuguese Liga 3 club Alverca and the São Tomé and Príncipe national team.
Pedro Nuno Fernandes Ferreira, known as Pedro Nuno, is a Portuguese professional footballer who plays as an attacking midfielder for Polish club Korona Kielce.
The 2015–16 season was FC Porto's 106th competitive season and the 82nd consecutive season in the top flight of Portuguese football. It started on 15 August 2015 and concluded on 22 May 2016. For the second consecutive season, Porto failed to win any of the official competitions it was involved. The last time the team had two successive trophyless seasons was from 1979–80 to 1980–81.
The 2015–16 season was Académica de Coimbra's 64th season in the Primeira Liga and 14th and final consecutive season in the top flight of Portuguese football. Briosa also participated in the Taça de Portugal and Taça da Liga. The club was initially managed by José Viterbo in what would have been his first full season as manager. Viterbo, however, resigned on 20 September 2015 and later replaced by Filipe Gouveia on 24 September. The club were relegated from the top flight of Portuguese football for the first time since the 1998–99 season, following a home draw with Braga on 7 May 2016.
The 2016–17 season is Académica's first season in the LigaPro following their relegation from the Primeira Liga last season. This season they also participated in the Taça de Portugal and Taça da Liga.
The 2017–18 season is Chaves' fifteenth season in the top flight of Portuguese football.
The 2018–19 season is Chaves' 16th season in the top flight of Portuguese football.
The 2017–18 season is Académica's third season in the LigaPro. This season they will also take part in the Taça de Portugal and Taça da Liga.