| Player | Reason | From | Until | Days | Games missed |
|---|---|---|---|---|---|
 Unknown player | Doubtful | 27 Sept 2020 | 4 Jul 2023 | 1010 | — |
 Alex Meret | Abdominal Problems | 1 Aug 2020 | 4 Aug 2020 | 3 | 1 |
 Unknown player | Bruised Ribs | 26 Jul 2020 | 29 Jul 2020 | 3 | 0 |
 Unknown player | Rest | 24 Jul 2020 | 26 Jul 2020 | 2 | 0 |
 Unknown player | Doubtful | 22 Jul 2020 | 4 Jul 2023 | 1077 | 170 |
 Unknown player | Muscle Fatigue | 21 Jul 2020 | 24 Jul 2020 | 3 | 1 |
| Unknown player | Muscle Strain | 14 Jul 2020 | 21 Jul 2020 | 7 | 2 |
| Unknown player | Head Injury | 2 Jul 2020 | 7 Jul 2020 | 5 | 2 |
 Unknown player | Injury | 27 Jun 2020 | 26 Jul 2020 | 29 | 8 |
 Unknown player | Muscle Fatigue | 27 Jun 2020 | 6 Jul 2020 | 9 | 2 |
 Stanislav Lobotka | Muscle Fatigue | 12 Jun 2020 | 21 Jun 2020 | 9 | 2 |
| Unknown player | Hamstring Injury | 14 May 2020 | 24 Jun 2020 | 41 | 2 |
| Unknown player | Flu | 28 Feb 2020 | 4 Mar 2020 | 5 | 1 |
| Unknown player | Flu | 17 Feb 2020 | 1 Mar 2020 | 13 | 2 |
 Unknown player | Thigh Problems | 15 Feb 2020 | 4 Mar 2020 | 18 | 4 |
 Arkadiusz Milik | Inflammation In The Knee | 14 Feb 2020 | 19 Feb 2020 | 5 | 1 |
 Unknown player | Contracture | 14 Feb 2020 | 18 Feb 2020 | 4 | 1 |
| Unknown player | Flu | 2 Feb 2020 | 5 Feb 2020 | 3 | 1 |
 Fabián Ruiz | Flu | 30 Jan 2020 | 5 Feb 2020 | 6 | 1 |
| Unknown player | Stomach Flu | 25 Jan 2020 | 29 Jan 2020 | 4 | 1 |
| Unknown player | Bruise | 20 Jan 2020 | 28 Jan 2020 | 8 | 2 |
| Unknown player | Muscle Fatigue | 20 Jan 2020 | 2 Feb 2020 | 13 | 2 |
 Unknown player | Flu | 13 Jan 2020 | 15 Jan 2020 | 2 | 0 |
 Unknown player | Ankle Sprain | 13 Jan 2020 | 16 Jan 2020 | 3 | 1 |
| Alex Meret | Bruise | 9 Jan 2020 | 12 Jan 2020 | 3 | 0 |
| Unknown player | Fever | 8 Jan 2020 | 12 Jan 2020 | 4 | 0 |
| Unknown player | Adductor Problems | 30 Dec 2019 | 30 Jan 2020 | 31 | 6 |
| Unknown player | Flu | 21 Dec 2019 | 25 Dec 2019 | 4 | 1 |
| Unknown player | Hamstring Muscle Injury | 15 Dec 2019 | 30 Jan 2020 | 46 | 7 |
 Unknown player | Hamstring Injury | 8 Dec 2019 | 25 Jan 2020 | 48 | 8 |
| Unknown player | Bruised Ribs | 28 Nov 2019 | 9 Dec 2019 | 11 | 2 |
 Unknown player | Elbow Injury | 24 Nov 2019 | 28 Nov 2019 | 4 | 0 |
| Unknown player | Thigh Problems | 19 Nov 2019 | 25 Nov 2019 | 6 | 1 |
 Unknown player | Injury | 18 Nov 2019 | 31 Dec 2019 | 43 | 7 |
| Arkadiusz Milik | Muscle Injury | 9 Nov 2019 | 8 Dec 2019 | 29 | 4 |
| Unknown player | Knee Problems | 8 Nov 2019 | 20 Nov 2019 | 12 | 1 |
| Unknown player | Bruised Ribs | 6 Nov 2019 | 18 Nov 2019 | 12 | 1 |
| Unknown player | Knee Injury | 31 Oct 2019 | 4 Nov 2019 | 4 | 1 |
 Unknown player | Muscle Injury | 29 Oct 2019 | 13 Feb 2020 | 107 | 19 |
 Unknown player | Cruciate Ligament Tear | 28 Oct 2019 | 30 Jun 2020 | 246 | 28 |
| Unknown player | Muscle Fatigue | 21 Oct 2019 | 28 Oct 2019 | 7 | 1 |
| Unknown player | Bruised Ribs | 21 Oct 2019 | 31 Oct 2019 | 10 | 2 |
| Unknown player | Bruise On Ankle | 16 Oct 2019 | 20 Oct 2019 | 4 | 0 |
 Unknown player | Fracture | 6 Oct 2019 | 31 Oct 2019 | 25 | 4 |
| Unknown player | Hamstring Strain | 2 Oct 2019 | 9 Oct 2019 | 7 | 2 |
| Unknown player | Hamstring Muscle Injury | 30 Sept 2019 | 26 Oct 2019 | 26 | 4 |
| Unknown player | Flu | 21 Sept 2019 | 23 Sept 2019 | 2 | 0 |
| Unknown player | Muscle Fatigue | 21 Sept 2019 | 24 Sept 2019 | 3 | 1 |
| Unknown player | Muscle Fatigue | 21 Sept 2019 | 23 Sept 2019 | 2 | 0 |
| Unknown player | Muscle Fatigue | 13 Sept 2019 | 18 Sept 2019 | 5 | 1 |
| Unknown player | Injury | 23 Aug 2019 | 4 Oct 2019 | 42 | 8 |
| Arkadiusz Milik | Groin Injury | 15 Aug 2019 | 16 Sept 2019 | 32 | 3 |
| Unknown player | Muscular Problems | 10 May 2019 | 13 May 2019 | 3 | 0 |
 Unknown player | Injury | 10 May 2019 | 31 May 2019 | 21 | 3 |
| Unknown player | Adductor Pain | 8 May 2019 | 14 May 2019 | 6 | 1 |
| Unknown player | Stress Reaction Of The Bone | 27 Apr 2019 | 2 May 2019 | 5 | 1 |
 Unknown player | Shoulder Injury | 23 Apr 2019 | 2 Jun 2019 | 40 | 5 |
| Unknown player | Adductor Pain | 22 Apr 2019 | 2 May 2019 | 10 | 2 |
| Unknown player | Toe Injury | 19 Apr 2019 | 15 May 2019 | 26 | 4 |
| Unknown player | Muscular Problems | 17 Apr 2019 | 26 Apr 2019 | 9 | 2 |
 Unknown player | Muscle Fatigue | 6 Apr 2019 | 8 Apr 2019 | 2 | 0 |
| Unknown player | Knee Problems | 31 Mar 2019 | 4 Apr 2019 | 4 | 1 |
| Unknown player | Contracture | 29 Mar 2019 | 5 Apr 2019 | 7 | 2 |
| Unknown player | Head Injury | 17 Mar 2019 | 6 Apr 2019 | 20 | 3 |
| Fabián Ruiz | Flu | 16 Mar 2019 | 25 Mar 2019 | 9 | 1 |
 Unknown player | Muscle Injury | 15 Mar 2019 | 26 May 2019 | 72 | 12 |
| Unknown player | Muscular Problems | 15 Mar 2019 | 26 Mar 2019 | 11 | 1 |
| Unknown player | Muscular Problems | 15 Mar 2019 | 4 Apr 2019 | 20 | 2 |
| Unknown player | Muscular Problems | 6 Mar 2019 | 8 Mar 2019 | 2 | 0 |
| Unknown player | Muscular Problems | 15 Feb 2019 | 19 Feb 2019 | 4 | 1 |
| Unknown player | Hamstring Strain | 10 Feb 2019 | 25 Feb 2019 | 15 | 3 |
 Unknown player | Knee Surgery | 4 Feb 2019 | 23 Apr 2019 | 78 | 16 |
| Unknown player | Achilles Tendon Irritation | 23 Jan 2019 | 26 Feb 2019 | 34 | 8 |
| Unknown player | ILL | 18 Jan 2019 | 22 Jan 2019 | 4 | 1 |
 Unknown player | Thigh Problems | 24 Dec 2018 | 24 Jan 2019 | 31 | 4 |
| Unknown player | Shoulder Injury | 21 Dec 2018 | 24 Dec 2018 | 3 | 1 |
| Unknown player | Adductor Pain | 15 Dec 2018 | 20 Dec 2018 | 5 | 1 |
| Unknown player | Muscular Problems | 3 Dec 2018 | 9 Dec 2018 | 6 | 1 |
| Unknown player | Bruise On Ankle | 24 Nov 2018 | 27 Nov 2018 | 3 | 1 |
| Unknown player | Muscle Injury | 20 Oct 2018 | 17 Dec 2018 | 58 | 11 |
| Unknown player | Muscle Fatigue | 18 Oct 2018 | 22 Oct 2018 | 4 | 1 |
| Unknown player | Muscular Problems | 15 Oct 2018 | 23 Oct 2018 | 8 | 1 |
| Unknown player | Muscle Fatigue | 2 Oct 2018 | 8 Nov 2018 | 37 | 7 |
| Unknown player | Cruciate Ligament Tear | 8 Sept 2018 | 8 Feb 2019 | 153 | 27 |
| Fabián Ruiz | Injury | 24 Aug 2018 | 31 Aug 2018 | 7 | 1 |
| Alex Meret | Broken Arm | 11 Jul 2018 | 23 Nov 2018 | 135 | 22 |
| Unknown player | Knee Surgery | 4 Jul 2018 | 25 Oct 2018 | 113 | 17 |
| Unknown player | Achilles Tendon Rupture | 20 Jun 2018 | 23 Nov 2018 | 156 | 31 |
| Unknown player | Hamstring Muscle Injury | 10 Feb 2018 | 30 Mar 2018 | 48 | 8 |
| Unknown player | Broken Kneecap | 8 Feb 2018 | 11 May 2018 | 92 | 15 |
 Unknown player | Muscle Injury | 1 Feb 2018 | 19 Feb 2018 | 18 | 3 |
| Unknown player | Muscle Fatigue | 1 Dec 2017 | 10 Dec 2017 | 9 | 2 |
| Unknown player | Cruciate Ligament Tear | 2 Nov 2017 | 8 Feb 2018 | 98 | 16 |
 Unknown player | Minor Knock | 2 Nov 2017 | 9 Nov 2017 | 7 | 1 |
| Unknown player | Back Trouble | 26 Sept 2017 | 1 Oct 2017 | 5 | 1 |
| Arkadiusz Milik | Knee Injury | 24 Sept 2017 | 1 Mar 2018 | 158 | 29 |
| Unknown player | Minor Knock | 21 Sept 2017 | 25 Sept 2017 | 4 | 1 |
| Unknown player | Leg Injury | 6 Mar 2017 | 16 Mar 2017 | 10 | 2 |
| Unknown player | Knock | 20 Feb 2017 | 3 Mar 2017 | 11 | 2 |
| Unknown player | Knee Problems | 29 Jan 2017 | 24 Apr 2017 | 85 | 15 |
