Stadium: Court 2 Round: 25 Ground: Clay
| Challenger Prague | 2021/08/09 08:00 | Franco Agamenone v Uladzimir Ignatik | 6-4,6-1 |
| Challenger Prague | 2021/08/08 08:30 | Victor Sklenka v Uladzimir Ignatik | 0-6,0-6 |
| ITF M25 Kottingbrunn | 2021/07/23 08:30 | Uladzimir Ignatik v Francisco Comesana | 6-2,5-7,0-6 |
| ITF M25 Kottingbrunn | 2021/07/22 10:50 | Uladzimir Ignatik v Toby Alex Kodat | 1-6,6-4,6-3 |
| ITF M25 Kottingbrunn | 2021/07/21 07:55 | Uladzimir Ignatik v Benedikt Emesz | 6-1,6-4 |
| Challenger Iasi | 2021/07/12 08:00 | Uladzimir Ignatik v Alexandar Lazarov | 4-6,4-6 |
| Challenger Iasi | 2021/07/11 07:00 | Uladzimir Ignatik v Mihai Alexandru Coman | 6-1,6-3 |
| ITF M25 Velenje | 2021/07/08 13:00 | Ronan Joncour v Uladzimir Ignatik | 4-6,6-3,6-2 |
| ITF M25 Prostejov | 2021/08/16 09:50 | Nico Hornitschek v Ondrej Valek | 6-1,6-2 |
| ITF M25 Prostejov | 2021/08/15 08:00 | Reese Stalder v Nico Hornitschek | 4-6,2-6 |
| ITF M15 Heraklion | 2021/05/30 09:00 | Nico Hornitschek v Sean Hodkin | 1-6,2-6 |
| ITF M15 Heraklion | 2021/05/23 10:00 | Nico Hornitschek v Ammar Elamin | 7-6,3-6,6-10 |
| ITF M15 Heraklion | 2021/05/16 06:30 | Yannick Stephan Born v Nico Hornitschek | 4-6,7-6,10-6 |
| ITF M25 Meerbusch | 2021/04/11 14:30 | Nico Hornitschek v Sebastian Prechtel | 2-6,2-6 |
| ITF M25 Trimbach | 2021/03/08 16:25 | Mischa Lanz v Nico Hornitschek | 6-4,6-3 |
| German Championship | 2020/12/08 09:30 | Nico Hornitschek v Nino Ehrenschneider | 6-4,3-6,2-6 |