stadio: Court 3 Round: 27 Ground: Clay
| Challenger San Marino DM | 2021/08/10 19:45 | Brancaccio/Maestrelli v Barrientos/Martos Gornes | 4-6,6-4,5-10 |
| Challenger San Marino DM | 2021/08/11 18:05 | Cornea/Vega Hernandez v Kolar/Martinez | 5-7,4-6 |
| Challenger Cordenons DM | 2021/08/06 13:25 | Galdos/Olivo v Kolar/Martinez | 6-4,5-7,12-10 |
| Challenger Cordenons DM | 2021/08/05 16:20 | Merino/Carabelli v Kolar/Martinez | 0-6,3-6 |
| Challenger Cordenons DM | 2021/08/04 10:45 | Halys/Simon v Kolar/Martinez | 6-4,1-6,7-10 |