6. Round | 30/09/2023 | 1. FC Heidenheim 1846 | - | 1. FC Union Berlin | 1:0 | ||||
11. Round | 12/11/2023 | Bayer Leverkusen | - | 1. FC Union Berlin | 4:0 | ||||
12. Round | 25/11/2023 | 1. FC Union Berlin | - | FC Augsburg | 1:1 | ||||
14. Round | 09/12/2023 | 1. FC Union Berlin | - | Bor. Mönchengladbach | 3:1 | ||||
21. Round | 10/02/2024 | 1. FC Union Berlin | - | VfL Wolfsburg | 1:0 | ||||
34. Round | 18/05/2024 | 1. FC Union Berlin | - | SC Freiburg | 2:1 |