Stadium: Center Court Round: 29 Ground: Clay
| Challenger Warsaw MD | 2021/08/28 13:30 | Luz/Mansouri v Hach Verdugo H / Reyes-Varela M | 6-4,3-6,4-10 |
| Challenger Warsaw MD | 2021/08/27 15:25 | Hach Verdugo H / Reyes-Varela M v Margaroli/Oliveira | 6-4,7-6 |
| Challenger Warsaw MD | 2021/08/25 15:25 | Hach Verdugo H / Reyes-Varela M v Guinard/Lamasine | 7-5,6-4 |
| Challenger Luedenscheid MD | 2021/08/20 16:40 | Sabanov/Sabanov v Hach Verdugo H / Reyes-Varela M | 6-2,3-6,10-6 |
| Challenger Luedenscheid MD | 2021/08/19 16:00 | M-Maceiras/Romboli v Hach Verdugo H / Reyes-Varela M | 3-6,6-3,12-14 |
| Challenger Luedenscheid MD | 2021/08/18 12:30 | Hach Verdugo H / Reyes-Varela M v Jebavy R / Zelenay I | 5-7,7-6,10-8 |
| Challenger Meerbusch MD | 2021/08/11 10:30 | Brown/Haase v Hach Verdugo H / Reyes-Varela M | 6-4,6-2 |
| Coupe Davis | 2021/03/06 14:25 | Donev G / Lazarov A v Hach Verdugo H / Reyes-Varela M | 4-6,4-6 |
| Challenger Warsaw MD | 2021/08/28 15:20 | Manafov/Matuszewski v Lenz/Verbeek | 6-3,3-6,10-8 |
| Challenger Warsaw MD | 2021/08/28 11:30 | Manafov/Matuszewski v Romboli/Zielinski | 7-6,3-6,10-6 |
| Challenger Warsaw MD | 2021/08/27 15:25 | Menendez-Maceiras/Vrbensky v Manafov/Matuszewski | 4-6,6-4,2-10 |