| 30 Aug 13 | E. Derdiyok Eren Derdiyok |  TSG HoffenheimHOF | → |  Bayer LeverkusenLEV | Loan |
| 09 Jul 13 | A. Modeste Anthony Modeste |  BordeauxBOR | → | TSG HoffenheimHOF | Undisclosed |
| 09 Jul 13 | A. Modeste Anthony Modeste | BordeauxBOR | → | TSG HoffenheimHOF | Undisclosed |
| 01 Jul 13 | M. Gregoritsch Michael Gregoritsch | TSG HoffenheimHOF | → |  St PauliSTP | Loan |
| 01 Jul 13 | T. Elyounoussi Tarik Elyounoussi |  RosenborgROS | → | TSG HoffenheimHOF | Undisclosed |
| 01 Jul 13 | D. Williams Daniel Williams | TSG HoffenheimHOF | → |  ReadingREA | Undisclosed |
| 01 Jul 13 | D. Williams Daniel Williams | TSG HoffenheimHOF | → | ReadingREA | Undisclosed |
| 01 Jul 13 | S. Wieser Sandro Wieser | TSG HoffenheimHOF | → |  Austria ViennaVIE | Loan |
| 29 May 13 | I. de Camargo Igor de Camargo |  Borussia MonchengladbachMON | → | TSG HoffenheimHOF | Undisclosed |
| 29 May 13 | K. Akpoguma Kevin Akpoguma | KSXKarlsruher SC Karlsruher SC | → | TSG HoffenheimHOF | Undisclosed |
| 31 Jan 13 | Davie Selke | TSG HoffenheimHOF | → |  Werder BremenWER | Undisclosed |
| 31 Jan 13 | H. Gomes Heurelho Gomes |  Tottenham HotspurTOT | → | TSG HoffenheimHOF | Loan |
| 31 Jan 13 | H. Gomes Heurelho Gomes | Tottenham HotspurTOT | → | TSG HoffenheimHOF | Loan |
| 29 Jan 13 | I. de Camargo Igor de Camargo | Borussia MonchengladbachMON | → | TSG HoffenheimHOF | Loan |
| 25 Jan 13 | M. Compper Marvin Compper | TSG HoffenheimHOF | → |  FiorentinaFIO | Undisclosed |
| 25 Jan 13 | M. Compper Marvin Compper | TSG HoffenheimHOF | → | FiorentinaFIO | Undisclosed |
| 25 Jan 13 | E. Polanski Eugen Polanski |  MainzMAIN | → | TSG HoffenheimHOF | Undisclosed |
| 24 Jan 13 | A. Acquah Afriyie Acquah |  PalermoPAL | → | TSG HoffenheimHOF | Undisclosed |
| 24 Jan 13 | A. Acquah Afriyie Acquah | PalermoPAL | → | TSG HoffenheimHOF | Undisclosed |
| 22 Jan 13 | D. Abraham David Abraham |  GetafeGET | → | TSG HoffenheimHOF | Undisclosed |
| 22 Jan 13 | D. Abraham David Abraham | GetafeGET | → | TSG HoffenheimHOF | Undisclosed |
| 05 Jan 13 | L. Advincula Castrillon Luis Advincula Castrillon | TSXTavriya SimferopolTavriya Simferopol | → | TSG HoffenheimHOF | Undisclosed |
| 04 Jan 13 | Guilherme Biteco | TSG HoffenheimHOF | → |  GrêmioGRE | Loan |
| 04 Jan 13 | J. Ponce Junior Ponce | TSG HoffenheimHOF | → |  Alianza LimaALM | Loan |
| 04 Jan 13 | Z. Pfeffer Zach Pfeffer |  Philadelphia UnionPHI | → | TSG HoffenheimHOF | Loan |
| 04 Jan 13 | Guilherme Biteco | TSG HoffenheimHOF | → | GrêmioGRE | Loan |
| 04 Jan 13 | J. Ponce Junior Ponce | Alianza LimaALM | → | TSG HoffenheimHOF | Undisclosed |
| 04 Jan 13 | Guilherme Biteco | GrêmioGRE | → | TSG HoffenheimHOF | Undisclosed |
| 04 Jan 13 | Z. Pfeffer Zach Pfeffer | Philadelphia UnionPHI | → | TSG HoffenheimHOF | Loan |
| 04 Jan 13 | Guilherme Biteco | GrêmioGRE | → | TSG HoffenheimHOF | Undisclosed |