As we approach the January transfer window there is more attention on players who are nearing the end of their contracts.
Sunderland have a handful of first-team members who have entered the final year of their current deals, while their Championship rivals will also be weighing up contract negotiations.
As of January, players with less than a year left on their deals are free to sign a pre-contractual agreement with any overseas club.
Here are 21 Championship players who are into the final year of their contracts.
As of January, players with less than a year left on their deals are free to sign a pre-contractual agreement with any overseas club.