Stadium: Campo 4 Round: 26 Ground: Clay
| Challenger Oeiras MD | 2021/05/29 10:00 | De Jong/Van Rijthoven v Lenz/Quiroz | 6-1,7-6 |
| Challenger Oeiras MD | 2021/05/28 16:50 | Cachin/Ugo Carabelli v De Jong/Van Rijthoven | 4-6,4-6 |
| Challenger Oeiras MD | 2021/05/26 14:50 | Brown/Weissborn v De Jong/Van Rijthoven | 6-4,1-6,10-12 |
| Challenger Oeiras MD | 2021/05/25 15:30 | De Jong/Van Rijthoven v Tseng/Wu | 6-2,6-1 |
| Challenger Lexington MD | 2021/07/31 01:45 | Draxl/Kozlov v Mejia/Quiroz | 6-4,6-3 |
| Challenger Lexington MD | 2021/07/29 23:55 | Eubanks/Roelofse v Mejia/Quiroz | 6-3,5-7,8-10 |
| Challenger Lexington MD | 2021/07/28 23:35 | Chrysochos/Mchugh v Mejia/Quiroz | 6-0,4-6,5-10 |