| 3. Round | 13/09/2020 | US Mondorf | - | FC Differdange 03 | 1:3 | ||||
| 8. Round | 21/10/2020 | RM Hamm Benfica | - | US Mondorf | 0:2 | ||||
| 9. Round | 22/11/2020 | US Mondorf | - | Union Titus Pétange | 0:1 | ||||
| 12. Round | 20/02/2021 | Swift Hesperange | - | US Mondorf | 2:1 | ||||
| 13. Round | 24/02/2021 | US Mondorf | - | Victoria Rosport | 2:2 | ||||
| 14. Round | 28/02/2021 | FC Wiltz 71 | - | US Mondorf | 5:0 | ||||
| 20. Round | 11/04/2021 | US Mondorf | - | UNA Strassen | 1:4 | ||||
| 18. Round | 14/04/2021 | US Mondorf | - | Jeunesse Esch | 2:3 | ||||
| 21. Round | 18/04/2021 | F91 Dudelange | - | US Mondorf | 3:0 | ||||
| 23. Round | 25/04/2021 | Union Titus Pétange | - | US Mondorf | 0:1 |  |
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| 24. Round | 28/04/2021 | US Mondorf | - | Progrès Niedercorn | 0:1 | ||||
| 25. Round | 02/05/2021 | CS FOLA Esch | - | US Mondorf | 2:3 |
France
Turkey