| Club: | MSV Duisburg |
| Season: | 2020–21 |
| Manager: | Torsten Lieberknecht (until 10 November) Gino Lettieri (from 15 November until 27 January 2021) Uwe Schubert (from 27 January 2021 until 2 February 2021) Pavel Dochev (from 2 February 2021) |
| League: | 3. Liga |
| League Result: | 15th |
| Cup1: | DFB-Pokal |
| Cup1 Result: | First round |
| Cup2: | Lower Rhine Cup |
| Cup2 Result: | Semifinals |
| League Topscorer: | Moritz Stoppelkamp (10) |
| Season Topscorer: | Moritz Stoppelkamp (14) |
| Highest Attendance: | 3,462 |
| Largest Win: | Duisburg 4–1 Wiesbaden Wiesbaden 0–3 Duisburg |
| Largest Loss: | Duisburg 0–4 Verl Duisburg 1–5 Ingolstadt |
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| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
The 2020–21 MSV Duisburg season was the 121st season in the club's football history. In 2020–21 the club played in the 3. Liga, the third tier of German football alongside the DFB-Pokal and the Lower Rhine Cup.[1]
| Date | Pos. | Name | From | Type | |
|---|---|---|---|---|---|
| 27 July 2020 | DF | Transfer | [2] | ||
| 31 July 2020 | DF | [3] | |||
| 7 August 2020 | DF | [4] | |||
| 14 August 2020 | MF | [5] | |||
| 18 August 2020 | DF | [6] | |||
| 24 August 2020 | DF | [7] | |||
| 31 August 2020 | MF | [8] | |||
| 1 September 2020 | FW | [9] | |||
| 3 September 2020 | MF | [10] | |||
| 20 January 2021 | FW | Loan | [11] | ||
| 21 January 2021 | MF | Transfer | [12] | ||
| 23 January 2021 | DF | [13] | |||
| 1 February 2021 | FW | [14] |
| Date | Pos. | Name | To | Type | |
|---|---|---|---|---|---|
| 6 July 2020 | DF | End of contract | [15] | ||
| 8 July 2020 | DF | [16] | |||
| 24 July 2020 | DF | [17] | |||
| 28 July 2020 | MF | [18] | |||
| 1 August 2020 | DF | Retired | [19] | ||
| 2 August 2020 | MF | Transfer | [20] | ||
| 14 August 2020 | MF | [21] | |||
| 29 August 2020 | FW | [22] | |||
| 3 February 2021 | MF | [23] |
| Date | Pos. | Name | Contract length | Contract end | |
|---|---|---|---|---|---|
| 7 July 2020 | MF | 1-year | 2021 | [24] | |
| FW | Cem Sabanci | ||||
| 28 July 2020 | MF | [25] |
Times from 1 July to 25 October 2020 and from 28 March to 30 June 2021 are UTC+2, from 26 October 2020 to 27 March 2021 UTC+1.
See main article: 2020–21 3. Liga.
See main article: 2020–21 DFB-Pokal.
The tournament will be played by the seven highest-ranked teams in the german football league system.
| Rank | Player | 3. Liga | DFB-Pokal | LR Cup | Total[26] | |
|---|---|---|---|---|---|---|
| 1 | Moritz Stoppelkamp | 10 | 0 | 4 | 14 | |
| 2 | Vincent Vermeij | 8 | 0 | 0 | 8 | |
| 3 |  Aziz Bouhaddouz | 5 | 0 | 0 | 5 | |
| 4 | Ahmet Engin | 4 | 0 | 0 | 5 | |
| 5 | Orhan Ademi | 2 | 0 | 1 | 3 | |
| Federico Palacios Martínez | 3 | 0 | 0 | |||
 Wilson Kamavuaka | 3 | 0 | 0 | |||
| David Tomić | 2 | 0 | 1 | |||
| 9 | Lukas Scepanik | 2 | 0 | 0 | 2 | |
| Arne Sicker | 2 | 0 | 0 | |||
| 11 | Arnold Budimbu | 1 | 0 | 0 | 1 | |
| Tobias Fleckstein | 1 | 0 | 0 | |||
 Darius Ghindovean | 1 | 0 | 0 | |||
| Julian Hettwer | 1 | 0 | 0 | |||
| Sinan Karweina | 1 | 0 | 0 | |||
| Connor Krempicki | 1 | 0 | 0 | |||
| Leroy-Jacques Mickels | 1 | 0 | 0 | |||
| Maximilian Sauer | 1 | 0 | 0 | |||
| Dominik Schmidt | 1 | 0 | 0 | |||
| Own goals | 2 | 0 | 1 | 3 | ||
| Total | 51 | 0 | 7 | 58 | ||
| Rank | Player | 3. Liga | DFB-Pokal | LR Cup | Total | |
|---|---|---|---|---|---|---|
| 1 | Leo Weinkauf | 6 | 0 | 0 | 6 | |
| 2 | Steven Deana | 0 | 0 | 1 | 1 | |
| Total | 6 | 0 | 1 | 7 | ||