| 1 | Sat 31 Oct 2020 | 40-2 v Borussia DortmundArminia Bielefeld 0-2 Borussia Dortmund | German Bundesliga |
| 2 | Sat 28 Nov 2020 | 41-2 v RB LeipzigRB Leipzig 2-1 Arminia Bielefeld | German Bundesliga |
| 3 | Sat 5 Dec 2020 | 42-1 v Mainz 05Arminia Bielefeld 2-1 Mainz 05 | German Bundesliga |
| 4 | Sat 12 Dec 2020 | 40-2 v SC FreiburgSC Freiburg 2-0 Arminia Bielefeld | German Bundesliga |
| 5 | Wed 16 Dec 2020 | 40-1 v FC AugsburgArminia Bielefeld 0-1 FC Augsburg | German Bundesliga |
| 6 | Sun 10 Jan 2021 | 41-0 v Hertha BerlinArminia Bielefeld 1-0 Hertha Berlin | German Bundesliga |
| 7 | Sat 16 Jan 2021 | 4 0-0 v 1899 Hoffenheim1899 Hoffenheim 0-0 Arminia Bielefeld | German Bundesliga |
| 8 | Wed 20 Jan 2021 | 43-0 v VfB StuttgartArminia Bielefeld 3-0 VfB Stuttgart | German Bundesliga |
| 9 | Sat 23 Jan 2021 | 41-5 v Eintracht FrankfurtArminia Bielefeld 1-5 Eintracht Frankfurt | German Bundesliga |
| 10 | Sun 31 Jan 2021 | 41-3 v 1. FC Köln1. FC Köln 3-1 Arminia Bielefeld | German Bundesliga |
| 11 | Mon 15 Feb 2021 | 43-3 v Bayern MunichBayern Munich 3-3 Arminia Bielefeld | German Bundesliga |
| 12 | Fri 19 Feb 2021 | 40-3 v VfL WolfsburgArminia Bielefeld 0-3 VfL Wolfsburg | German Bundesliga |
| 13 | Sat 27 Feb 2021 | 40-3 v Borussia DortmundBorussia Dortmund 3-0 Arminia Bielefeld | German Bundesliga |
| 14 | Sun 7 Mar 2021 | 40-0 v 1. FC Union BerlinArminia Bielefeld 0-0 1. FC Union Berlin | German Bundesliga |
| 15 | Wed 10 Mar 2021 | 40-2 v Werder BremenArminia Bielefeld 0-2 Werder Bremen | German Bundesliga |
| 16 | Sun 14 Mar 2021 | 42-1 v Bayer 04 LeverkusenBayer 04 Leverkusen 1-2 Arminia Bielefeld | German Bundesliga |
| 17 | Fri 19 Mar 2021 | 40-1 v RB LeipzigArminia Bielefeld 0-1 RB Leipzig | German Bundesliga |
| 18 | Sat 3 Apr 2021 | 41-1 v Mainz 05Mainz 05 1-1 Arminia Bielefeld | German Bundesliga |
| 19 | Fri 9 Apr 2021 | 41-0 v SC FreiburgArminia Bielefeld 1-0 SC Freiburg | German Bundesliga |
| 20 | Sat 17 Apr 2021 | 40-0 v FC AugsburgFC Augsburg 0-0 Arminia Bielefeld | German Bundesliga |
| 21 | Tue 20 Apr 2021 | 41-0 v FC Schalke 04Arminia Bielefeld 1-0 FC Schalke 04 | German Bundesliga |
| 22 | Sun 25 Apr 2021 | 40-5 v Borussia MönchengladbachBorussia Mönchengladbach 5-0 Arminia Bielefeld | German Bundesliga |
| 23 | Sun 9 May 2021 | 40-0 v Hertha BerlinHertha Berlin 0-0 Arminia Bielefeld | German Bundesliga |
| 24 | Sat 15 May 2021 | 41-1 v 1899 HoffenheimArminia Bielefeld 1-1 1899 Hoffenheim | German Bundesliga |
| 25 | Sat 22 May 2021 | 42-0 v VfB StuttgartVfB Stuttgart 0-2 Arminia Bielefeld | German Bundesliga |
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