Additions
| Name | last Club | at Werder |
|---|---|---|
| Raphael Wolf | SV Kapfenberg | since 01/07/2012 |
| Richard Strebinger | Hertha BSC | since 01/07/2012 |
| Assani Lukimya | Fortuna Düsseldorf | since 01/07/2012 |
| Theodor Gebre Selassie | FC Slovan Liberec | since 01/07/2012 |
| Nils Petersen | FC Bayern München | since 01/07/2012 |
| Eljero Elia | Juventus Turin | since 01/07/2012 |
| Kevin De Bruyne | FC Chelsea | since 02/08/2012 |
| Joseph Akpala | FC Brügge | since 23/08/2012 |
| Mateo Pavlovic | NK Zagreb | since 01/01/2013 |
Departures
| Name | new Club | |
|---|---|---|
| Tim Wiese | 1899 Hoffenheim | since 01/07/2012 |
| Mikael Silvestre | destination unknown | since 01/07/2012 |
| Marko Marin | FC Chelsea | since 01/07/2012 |
| Tim Borowski | end of the career | since 01/07/2012 |
| Markus Rosenberg | West Bromwich Albion | since 01/07/20112 |
| Claudio Pizarro | FC Bayern Munich | since 01/07/2012 |
| Lennart Thy | FC St. Pauli | since 01/07/2012 |
| Naldo | VfL Wolfsburg | since 17/07/2012 |
| Sandro Wagner | Hertha BSC | since 19/07/2012 |
| Denni Avdic | PEC Zwolle | since 29/08/2012 |
| Francois Affolter | BSC Young Boys | since 31/12/2012 |
| Florian Trinks | SpVgg Greuther Fürth | since 31/01/2013 |
