| 8. Round | 21/10/2020 | RM Hamm Benfica | - | US Mondorf | 0:2 |  |
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| 12. Round | 20/02/2021 | Swift Hesperange | - | US Mondorf | 2:1 | ||||
| 13. Round | 24/02/2021 | US Mondorf | - | Victoria Rosport | 2:2 | |
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| 14. Round | 28/02/2021 | FC Wiltz 71 | - | US Mondorf | 5:0 | |
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| 10. Round | 03/03/2021 | Progrès Niedercorn | - | US Mondorf | 1:0 |
Luxembourg