Stadium: Grandstand Round: 27 Ground: Clay
| Challenger Perugia MD | 2021/07/07 18:30 | Cobolli/Passaro v Vervoort/Zeballos | 1-6,6-1,12-14 |
| Challenger Todi MD | 2021/07/14 19:00 | Hermans/Smits v P De Almeida/Sakamoto | 7-6,7-5 |
| ITF M25 Alkmaar MD | 2021/06/24 18:50 | Hermans/Smits v De Jong/Jong | 6-7,1-6 |
| ITF M25 Alkmaar MD | 2021/06/22 14:20 | Hermans/Smits v de Krom/Den Heijer | 6-7,6-3,10-5 |
| ITF M15 Troisdorf MD | 2021/05/14 13:35 | Galarza/Paz v Hermans/Smits | 6-3,3-6,10-4 |
| ITF M15 Troisdorf MD | 2021/05/13 15:45 | Bertola/Lipovsek Puches v Hermans/Smits | 6-7,4-6 |
| ITF M15 Forbach MD | 2020/09/30 15:30 | Hermans/Smits v Hartmeier/Lemstra | 6-7,6-1,6-10 |