He won the vacant WBA super middleweight title against Stjepan Božić from Croatia on 21 November 2009, in Kiel, Germany.
Kessler regrouped by winning back the now vacant WBA title against Dimitri Sartison and defending once against Danilo Haussler.
Dimitri Mitropoulos | Dimitri Kitsikis | Michel-Dimitri Calvocoressi | Dimitri Mascarenhas | Prince Dimitri Romanov | Dimitri Voudouris | Dimitri Vegas & Like Mike | Dimitri Tsafendas | Dimitri Soudas | Dimitri Sartison | Dimitri Reinderman | Dimitri Leonidas | Dimitri Kirilov | Dimitri Kipiani | Dimitri Ivanovich Dolgorukov | Dimitri Gvindadze | Dimitri from Paris | Dimitri De Fauw | Dimitri Coats | Dimitri Bertsekas |