And Sunderland have much work to do following the club’s retained list.
It was announced that Max Power, Grant Leadbitter, Josh Scowen and Callum McFadzean amongst others were set to leave the Stadium of Light.
Denver Hume and Luke O’Nien are weighing up contract offers whilst loanee Dion Sanderson has returned to Wolves.
That means Sunderland will likely look to strengthen in defence.
Here, we take a look at the free agent options available to Lee Johnson.
Denver Hume and Luke O’Nien are weighing up contract offers whilst loanee Dion Sanderson has returned to Wolves.