| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| GK | Alexander Stevanovc | 1991-01-27 | 175 | 65 | |||
| GK | Johannes Brinkies | 1993-06-20 | 188 | 85 | |||
| GK | José Alex Ikeng | 1988-01-30 | 188 | 89 | |||
| GK | Kai Schwertfeger | 1988-09-08 | 188 | 78 | |||
| GK | Lukas Scherff | 1996-07-14 | 175 | 70 | |||
| GK | Marcel Marcel Schuhen | 2015-06-8 | 188 | 85 | 2015-06-8 | ||
| GK | Marco Kofler | 1989-05-08 | 195 | 90 | |||
| GK | Markus Gröger | 1991-05-30 | 182 | 77 | |||
| GK | Sebastian Pelzer | 1980-09-24 | 178 | 81 | |||
| GK | Tommy Grupe | 1992-03-29 | 193 | 84 | |||
| D | Joshua Nadeau | 1994-09-12 | 184 | 85 | 2019-06-30 | ||
| D | Maximilian Ahlschwede | 1989-05-08 | 186 | 78 | |||
| M | Stefan Wannenwetsch | 1992-01-19 | 178 | 70 | 2017-06-30 | ||
| F | Marcel Ziemer | 1985-08-03 | 182 | 86 | |||
| F | Melvin Platje | 1988-12-16 | 177 | 79 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 30.Jun | Kerem Bülbül (M) | FC Hansa Rostock | FC Ingolstadt 04 | Confirmed | |
| 20.Jan | Joshua Nadeau (D) | Gefle IF | FC Hansa Rostock | Confirmed | |
| 1.Feb | Christer Youssef (M) | Assyriska FF | FC Hansa Rostock | Confirmed | |
| 1.Feb | Stefan Wannenwetsch (M) | FC Ingolstadt 04 | FC Hansa Rostock | Confirmed | |
| 1.Feb | Melvin Platje (F) | Stade Brestois 29 | FC Hansa Rostock | Confirmed | |
| 26.Jan | Christer Youssef (M) | Assyriska FF | FC Hansa Rostock | Rumour | |
| 24.Nov | Johnny Lundberg (D) | Halmstads BK | FC Hansa Rostock | Rumour | |
| 20.Jun | Freddy Borg (D) | FC Hansa Rostock | Alemannia Aachen | Confirmed | |
| 22.Jan | Freddy Borg (D) | Free Agent | FC Hansa Rostock | Confirmed | |
| 7.Jul | Martin Retov (M) | FC Hansa Rostock | AC Horsens | Confirmed |