| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| GK | Daniel Lück | 1991-05-18 | 189 | ||||
| GK | Lukas Kruse | 1983-07-09 | 185 | 2017-06-30 | |||
| GK | Nico Burchert | 1987-06-24 | 192 | ||||
| GK | Sebastian Lange | 1987-10-16 | 186 | 2013 Jun | |||
| D | Christian Strohdiek | 1988-01-22 | 192 | 2018-06-30 | |||
| D | Daniel Brückner | 1981-02-14 | 183 | ||||
| D | Jens Wissing | 1988-01-02 | 185 | 2013 Jun | |||
| D | Manuel Gulde | 1991-02-12 | 183 | 73 | 2017-06-30 | ||
| D | Markus Palionis | 1987-05-12 | 193 | ||||
| D | Patrick Ziegler | 1990-02-09 | 187 | 2019-06-30 | |||
| D | Thomas Bertels | 1986-11-05 | 193 | 2016-06-30 | |||
| D | Tim Welker | 1993-09-08 | 188 | ? | |||
| D | Tobias Feisthammel | 1988-02-22 | 188 | 2014 Jun | |||
| M | Alban Meha | 1986-04-26 | 173 | 74 | 2015 jun | ||
| M | Christian Rasche | 1992-10-18 | 179 | 2013 Jun | |||
| M | Diego Demme | 1991-11-21 | 170 | 68 | 2018-06-30 | ||
| M | Jens Wemmer | 1985-10-31 | 185 | 2015 jun | |||
| M | Manuel Zeitz | 1990-08-01 | 180 | 74 | |||
| M | Mario Vrancic | 1989-05-23 | 186 | 77 | 2017-06-30 | ||
| M | Markus Krösche | 1980-09-17 | 180 | 2014 jun | |||
| M | Massimo Ornatelli | 1986-01-17 | 175 | 2014 jun | |||
| M | Niclas Erlbeck | 1993-01-10 | 184 | 2014 jun | |||
| M | Tobias Kempe | 1989-06-27 | 184 | 70 | 2019-06-30 | ||
| F | David Poljanec | 1986-11-27 | 181 | ||||
| F | Deniz Naki | 1989-07-09 | 176 | ||||
| F | Deniz Yilmaz | 1988-02-26 | 182 | 79 | 2017 jun | ||
| F | Elias Kachunga | 1992-04-22 | 177 | 64 | 2019-06-30 | ||
| F | Mahir Saglik | 1983-01-18 | 178 | 2016-06-30 | |||
| F | Philipp Hofmann | 1993-03-30 | 195 | 87 | 2018-06-30 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 30.Jun | Lukas Böder (D) | SC Paderborn 07 | Bayer 04 Leverkusen | Confirmed | |
| 24.Jan | Lukas Böder (D) | Bayer 04 Leverkusen | SC Paderborn 07 | Confirmed | |
| 30.Jun | Nicklas Helenius (F) | SC Paderborn 07 | Aalborg BK | Confirmed | |
| 21.Jun | Christian Strohdiek (D) | Fortuna Düsseldorf | SC Paderborn 07 | Confirmed | |
| 16.Jun | Hauke Wahl (D) | SC Paderborn 07 | FC Ingolstadt 04 | Confirmed | |
| 31.May | Marvin Bakalorz (M) | SC Paderborn 07 | Hannover 96 | Confirmed | |
| 30.May | Moritz Stoppelkamp (M) | SC Paderborn 07 | Karlsruher SC | Confirmed | |
| 1.Feb | Nick Proschwitz (F) | SC Paderborn 07 | VV Sint-Truidense | Confirmed | |
| 1.Feb | Nicklas Helenius (F) | Aalborg BK | SC Paderborn 07 | Confirmed | |
| 29.Jan | Nicklas Helenius (F) | Aalborg BK | SC Paderborn 07 | Rumour |