Mats Hummels announced his retirement a few days ago after 18 years of professional career, with his last season at Roma, where he signed in the summer of 2024. Despite this, according to Sport Bild, he is about to return to Borussia Dortmund, which he left a year ago after losing the Champions League final against Real Madrid. At 36, he would return for a few weeks only, to help the German club compete in the Club World Cup (June 15 - July 13). He would sign a short contract before possibly joining the club's management in a yet undefined role.

Tuttomercato reports on Mats Hummels considering a return to Borussia Dortmund due to Nico Schlotterbeck's injury. Mats Hummels is considering returning to Borussia Dortmund to participate in the Club World Cup, due to Nico Schlotterbeck's injury. He would leave Roma earlier than expected, as his contract ends on June 30. A special transfer window from June 1 to 10 would allow this temporary move, with a two-month contract at Dortmund.

Borussia Dortmund is considering offering Mats Hummels a short-term contract for the Club World Cup due to FIFA's special regulations for the tournament. Hummels had announced his retirement, but he might be persuaded to participate in this scenario. Dortmund urgently needs a temporary solution due to Nico Schlotterbeck's long injury absence. Hummels is still under contract with AS Rom until the end of June, but it's unlikely that Roma will demand a transfer fee or block the move, especially since they are not participating in the tournament.

Due to injuries in Dortmund's defense, there is speculation about the potential return of Mats Hummels to Borussia Dortmund in the winter transfer window. Trainer Nuri Sahin has not commented on the matter, but the club's management is reportedly considering the move.