| Pos | | Player | | | Days | From | To | | Injury / Ban |
| MF |  |
 Alvarez, Ricky | | | 8 |
02-Feb-12 |
10-Feb-12 |
|  muscular overcharge |
| MF | |
Alvarez, Ricky | | | 43 |
13-Feb-12 |
27-Mar-12 |
| knee |
| DF | |
 Caldirola | | | 4 |
10-May-12 |
14-May-12 |
|  FJ ban for insulting the referee (1 match), 2nd yellow card |
| FW |  |
 Castaignos | | | 62 |
05-Apr-12 |
06-Jun-12 |
| right biceps femoris muscle strain |
| DF |  |
 Córdoba, I | | | 181 |
15-Apr-11 |
13-Oct-11 |
| left knee arthroscopic surgery |
| DF |  |
 Chivu | | | 12 |
07-Sep-11 |
19-Sep-11 |
| ankle |
| DF | |
Chivu | | | 16 |
01-Oct-11 |
17-Oct-11 |
| Ankle injury |
| DF | |
Chivu | | | 2 |
18-Nov-11 |
20-Nov-11 |
| 4th yellow card ban (1 match) |
| DF | |
Chivu | | | 5 |
26-Nov-11 |
01-Dec-11 |
| left calf |
| DF | |
Chivu | | | 7 |
08-Dec-11 |
15-Dec-11 |
| right thigh adductor muscle pain |
| DF | |
Chivu | | | 2 |
12-Mar-12 |
14-Mar-12 |
| Champions League yellow card ban (1 match) |
| DF | |
Chivu | | | 13 |
23-Apr-12 |
06-May-12 |
| right ankle |
| FW |  |
 Forlán | | | 51 |
13-Oct-11 |
03-Dec-11 |
| third-degree injury to biceps femoris of left leg |
| FW | |
Forlán | | | 9 |
04-Jan-12 |
13-Jan-12 |
| left ankle sprain |
| FW | |
Forlán | | | 22 |
19-Jan-12 |
10-Feb-12 |
| right leg rectus femoris muscle strain |
| MF |  |
Guarín | | | 2 |
12-Sep-11 |
14-Sep-11 |
| Uefa Supercup red card ban (1st of 2 matches) |
| MF | |
Guarín | | | 2 |
26-Sep-11 |
28-Sep-11 |
| Uefa Supercup red card ban (2nd of 2 matches) |
| MF | |
Guarín | | | 132 |
12-Nov-11 |
23-Mar-12 |
| calf |
| GK |  |
 Júlio César, Soares | | | 9 |
08-Oct-11 |
17-Oct-11 |
| Back injury |
| GK | |
Júlio César, Soares | | | 21 |
26-Oct-11 |
16-Nov-11 |
| Thigh injury |
| GK | |
Júlio César, Soares | | | 1 |
06-Apr-12 |
07-Apr-12 |
| red card ban (1 match) |
| GK | |
Júlio César, Soares | | | 2 |
12-May-12 |
14-May-12 |
| 4th yellow card ban (1 match) |
| DF |  |
Lúcio | | | 14 |
24-Nov-11 |
08-Dec-11 |
| left thigh adductor muscle strain |
| DF | |
Lúcio | | | 1 |
06-Apr-12 |
07-Apr-12 |
| 4th yellow card ban (1 match) |
| DF |  |
Maicon | | | 45 |
16-Aug-11 |
30-Sep-11 |
| meniscus |
| DF | |
Maicon | | | 40 |
29-Oct-11 |
08-Dec-11 |
| Hamstring injury |
| DF | |
Maicon | | | 3 |
10-Feb-12 |
13-Feb-12 |
| 4th yellow card ban (1 match) |
| DF | |
Maicon | | | 22 |
30-Mar-12 |
21-Apr-12 |
| knee inflammation |
| FW |  |
Milito, D | | | 14 |
30-Sep-11 |
14-Oct-11 |
| Thigh injury |
| MF |  |
 Muntari | | | 22 |
16-Nov-11 |
08-Dec-11 |
| right medial collateral ligament knee strain |
| MF | |
Muntari | | | 35 |
08-Jan-12 |
12-Feb-12 |
| Representing Ghana in Africa Cup of Nations 2012 |
| DF |  |
 Nagatomo | | | 39 |
31-Jul-11 |
08-Sep-11 |
| dislocated shoulder |
| DF | |
Nagatomo | | | 17 |
01-Nov-11 |
18-Nov-11 |
| Calf injury |
| MF |  |
 Obi, J | | | 2 |
14-Oct-11 |
16-Oct-11 |
| red card ban (1 match) |
| FW |  |
Pazzini | | | 2 |
28-Sep-11 |
30-Sep-11 |
| left ankle pain |
| FW | |
Pazzini | | | 6 |
06-Oct-11 |
12-Oct-11 |
| Heel injury |
| MF |  |
Philippe Coutinho | | | 23 |
13-Oct-11 |
05-Nov-11 |
| left thigh biceps femoris muscle strain |
| MF |  |
Poli, A | | | 36 |
15-Aug-11 |
20-Sep-11 |
| right thigh rectus femoris muscle strain |
| MF | |
Poli, A | | | 42 |
20-Sep-11 |
01-Nov-11 |
| left thigh adductor muscle pain |
| DF |  |
Ranocchia | | | 2 |
23-Sep-11 |
25-Sep-11 |
| Federal judge ban for insulting the ref (1st of 3 matches) |
| DF | |
Ranocchia | | | 36 |
26-Sep-11 |
01-Nov-11 |
| left thigh muscle strain |
| DF | |
Ranocchia | | | 2 |
30-Sep-11 |
02-Oct-11 |
| Federal judge ban for insulting the ref (2nd of 3 matches) |
| DF | |
Ranocchia | | | 2 |
14-Oct-11 |
16-Oct-11 |
| Federal judge ban for insulting the ref (3rd of 3 matches) |
| DF | |
Ranocchia | | | 21 |
23-Feb-12 |
15-Mar-12 |
| adductor |
| DF |  |
Samuel | | | 17 |
15-Oct-11 |
01-Nov-11 |
| right flexor muscle strain |
| DF | |
Samuel | | | 13 |
06-Feb-12 |
19-Feb-12 |
| left quadriceps |
| DF | |
Samuel | | | 2 |
20-Apr-12 |
22-Apr-12 |
| 4th yellow card ban (1 match) |
| DF | |
Samuel | | | 18 |
12-Apr-12 |
30-Apr-12 |
| right thigh adductor muscle strain |
| MF |  |
Sneijder | | | 26 |
21-Sep-11 |
17-Oct-11 |
| adductor |
| MF | |
Sneijder | | | 51 |
20-Nov-11 |
10-Jan-12 |
| right leg rectus femoris muscle strain |
| MF | |
Sneijder | | | 8 |
02-Feb-12 |
10-Feb-12 |
| leg bruise |
| MF | |
Sneijder | | | 34 |
14-Mar-12 |
17-Apr-12 |
| right rectus femoris muscle pain |
| MF |  |
 Stanković | | | 18 |
12-Sep-11 |
30-Sep-11 |
| right thigh adductor muscle strain |
| MF | |
Stanković | | | 29 |
12-Jan-12 |
10-Feb-12 |
| left Achilles tendon injury |
| MF | |
Stanković | | | 2 |
27-Apr-12 |
29-Apr-12 |
| 4th yellow card ban (1 match) |
| MF | |
Stanković | | | 271 |
05-May-12 |
31-Jan-13 |
| Achilles tendon injury |
| MF |  |
Thiago Motta | | | 36 |
07-Sep-11 |
13-Oct-11 |
| left biceps femoris muscle strain |
| MF | |
Thiago Motta | | | 4 |
28-Oct-11 |
01-Nov-11 |
| Muscle injury |
| MF | |
Thiago Motta | | | 2 |
20-Jan-12 |
22-Jan-12 |
| 4th yellow card ban (1 match) |
| MF |  |
Zanetti | | | 3 |
09-Dec-11 |
12-Dec-11 |
| red card ban (1 match) |
| MF | |
Zanetti | | | 10 |
23-Apr-12 |
03-May-12 |
| left biceps femoris muscle overcharge |