| P | # | Player | Born | Height | Weight | Contract | |
|---|---|---|---|---|---|---|---|
| GK | Sinan Bolat | 1988-09-03 | 190 | 79 | 2015 jun | ||
| D | Dante | 1983-10-18 | 188 | 82 | 2019-06-30 | ||
| D | Eliaquim Mangala | 1991-02-13 | 187 | 74 | 2019-06-30 | ||
| D | Oguchi Onyewu | 1982-05-13 | 195 | 91 | |||
| M | Alex Witsel | 1989-01-12 | 183 | 73 | |||
| M | Marouane Fellaini | 1987-11-22 | 194 | 85 | |||
| M | Réginal Goreux | 1987-12-31 | 177 | 73 | |||
| M | Steven Defour | 1988-04-15 | 174 | 65 | 2019-06-30 | ||
| F | Christian Benteke | 1990-12-03 | 190 | 83 | 2020-06-30 | ||
| F | Cyriac | 1990-08-15 | 174 | 66 | 2016 jun | ||
| F | Igor De Camargo | 1983-05-12 | 187 | 75 | |||
| F | Mehdi Carcela-Gonzalez | 1989-07-01 | 176 | 67 | 2019-06-30 |
| Date | Player | From | To | Status | Src |
|---|---|---|---|---|---|
| 30.Jun | Jean-Luc Dompé (M) | Amiens SC | Standard Liège | Confirmed | |
| 30.Jun | Mathieu Dossevi (M) | FC Metz | Standard Liège | Confirmed | |
| 30.Jun | Birama Touré (M) | AJ Auxerre | Standard Liège | Confirmed | |
| 30.Jun | Mohamed Yattara (F) | AJ Auxerre | Standard Liège | Confirmed | |
| 30.Jun | Elderson Echiejiole (D) | Standard Liège | AS Monaco FC | Confirmed | |
| 30.Jan | Martin Remacle (M) | Standard Liège | Torino FC | Confirmed | |
| 24.Jan | Mohamed Yattara (F) | Standard Liège | AJ Auxerre | Confirmed | |
| 17.Jan | Birama Touré (M) | Standard Liège | AJ Auxerre | Confirmed | |
| 31.Aug | Elderson Echiejiole (D) | AS Monaco FC | Standard Liège | Confirmed | |
| 5.Aug | Ivan Santini (F) | Standard Liège | SM Caen | Confirmed |