| 1 | Sat 17 Aug 2019 | 1-2 v VfL WolfsburgVfL Wolfsburg 2-1 1. FC Köln | German Bundesliga |
| 2 | Fri 23 Aug 2019 | 1-3 v Borussia Dortmund1. FC Köln 1-3 Borussia Dortmund | German Bundesliga |
| 3 | Sat 31 Aug 2019 | 2-1 v SC FreiburgSC Freiburg 1-2 1. FC Köln | German Bundesliga |
| 4 | Sat 14 Sep 2019 | 0-1 v Borussia Mönchengladbach1. FC Köln 0-1 Borussia Mönchengladbach | German Bundesliga |
| 5 | Sat 21 Sep 2019 | 0-4 v Bayern MunichBayern Munich 4-0 1. FC Köln | German Bundesliga |
| 6 | Sat 5 Oct 2019 | 1-1 v FC Schalke 04FC Schalke 04 1-1 1. FC Köln | German Bundesliga |
| 7 | Sun 20 Oct 2019 | 3-0 v SC Paderborn 071. FC Köln 3-0 SC Paderborn 07 | German Bundesliga |
| 8 | Fri 25 Oct 2019 | 1-3 v Mainz 05Mainz 05 3-1 1. FC Köln | German Bundesliga |
| 9 | Sun 3 Nov 2019 | 0-2 v Fortuna DüsseldorfFortuna Düsseldorf 2-0 1. FC Köln | German Bundesliga |
| 10 | Fri 8 Nov 2019 | 1-2 v 1899 Hoffenheim1. FC Köln 1-2 1899 Hoffenheim | German Bundesliga |
| 11 | Sat 23 Nov 2019 | 1-4 v RB LeipzigRB Leipzig 4-1 1. FC Köln | German Bundesliga |
| 12 | Sat 30 Nov 2019 | 1-1 v FC Augsburg1. FC Köln 1-1 FC Augsburg | German Bundesliga |
| 13 | Sun 8 Dec 2019 | 0-2 v 1. FC Union Berlin1. FC Union Berlin 2-0 1. FC Köln | German Bundesliga |
| 14 | Sat 14 Dec 2019 | 2-0 v Bayer 04 Leverkusen1. FC Köln 2-0 Bayer 04 Leverkusen | German Bundesliga |
| 15 | Sat 21 Dec 2019 | 1-0 v Werder Bremen1. FC Köln 1-0 Werder Bremen | German Bundesliga |
| 16 | Fri 24 Jan 2020 | 1-5 v Borussia DortmundBorussia Dortmund 5-1 1. FC Köln | German Bundesliga |
| 17 | Sun 2 Feb 2020 | 4-0 v SC Freiburg1. FC Köln 4-0 SC Freiburg | German Bundesliga |
| 18 | Sun 16 Feb 2020 | 1-4 v Bayern Munich1. FC Köln 1-4 Bayern Munich | German Bundesliga |
| 19 | Sat 22 Feb 2020 | 5-0 v Hertha BerlinHertha Berlin 0-5 1. FC Köln | German Bundesliga |
| 20 | Fri 6 Mar 2020 | 2-1 v SC Paderborn 07SC Paderborn 07 1-2 1. FC Köln | German Bundesliga |
| 21 | Wed 11 Mar 2020 | 1-2 v Borussia MönchengladbachBorussia Mönchengladbach 2-1 1. FC Köln | German Bundesliga |
| 22 | Sat 27 Jun 2020 | 19 1-6 v Werder BremenWerder Bremen 6-1 1. FC Köln | German Bundesliga |
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