Stadium: Court 2 Round: 19 Ground: Clay
| Challenger Tulln | 2021/09/05 12:25 | Ignatik, Uladzimir v David Pichler | 6-2,6-3 |
| ITF M25 Ricany | 2021/09/02 08:00 | Ignatik, Uladzimir v Mateus Alves | 2-6,6-4,4-6 |
| ITF M25 Ricany | 2021/09/01 10:15 | Ignatik, Uladzimir v Stepanek, Antonin | 6-2,6-1 |
| Challenger - Prague | 2021/08/25 10:05 | Ignatik, Uladzimir v Ryan Peniston | 2-6,6-2,3-6 |
| Challenger - Prague | 2021/08/24 08:30 | Zsombor Piros v Ignatik, Uladzimir | 4-6,3-6 |
| Challenger - Prague | 2021/08/23 08:00 | Ignatik, Uladzimir v Elmar Ejupovic | 7-6,2-6,6-4 |
| Challenger - Prague | 2021/08/22 12:15 | Ignatik, Uladzimir v Vidal Azorin, Jose Fco | 6-0,6-3 |
| Prostejov, Singles M-ITF-CZE-04A | 2021/08/18 08:00 | Ignatik, Uladzimir v Kodat, Toby Alex | 6-4,5-7,1-6 |
| Challenger Tulln | 2021/09/05 13:00 | Matos, Rafael v Simon, Tobias | 6-7,2-6 |
| ITF M25 Caslano | 2021/08/26 14:30 | Giovanni Oradini v Simon, Tobias | 4-6,6-4,3-6 |
| ITF M25 Caslano | 2021/08/25 13:10 | Stefano Baldoni v Simon, Tobias | 6-7,1-6 |
| ITF M25 Frankfurt am Main | 2021/08/10 13:55 | Simon, Tobias v Christian Sigsgaard | 3-6,3-6 |
| ITF M25 Bakio | 2021/06/29 13:00 | Pablo Llamas Ruiz v Simon, Tobias | 7-5,6-2 |
| ITF M25 Klosters | 2021/06/24 08:35 | Stricker, Dominic Stephan v Simon, Tobias | 7-6,6-7,6-3 |
| ITF M25 Klosters | 2021/06/23 12:00 | Papik, Tomas v Simon, Tobias | 3-6,4-6 |
| Forli 6, Italy | 2021/06/14 09:30 | Thiago Agustin Tirante v Simon, Tobias | 7-6,6-3 |