Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Novi Sad | 2021/08/04 11:20 | Viktor Jovic v Peter Fajta | 4-6,6-7 |
| ITF M15 Novi Sad | 2021/07/28 09:40 | Nicolae Frunza v Peter Fajta | 6-4,6-2 |
| ITF M15 Doboj | 2021/07/18 09:00 | Zsombor Piros v Peter Fajta | 6-3,6-2 |
| ITF M15 Doboj | 2021/07/17 11:15 | Martin Krumich v Peter Fajta | 2-6,3-6 |
| ITF M15 Doboj | 2021/07/15 08:00 | Peter Fajta v Frane Nincevic | 4-6,6-3,7-6 |
| ITF M15 Doboj | 2021/07/14 11:00 | Ronan Joncour v Peter Fajta | 0-6,1-6 |
| ITF M15 Sibenik | 2021/05/21 08:00 | Hernan Casanova v Peter Fajta | 6-2,6-2 |
| ITF M15 Sibenik | 2021/05/20 08:00 | Peter Fajta v David Pichler | 7-6,3-6,6-1 |
| Challenger Prague | 2021/08/09 08:00 | Danylo Kalenichenko v Emilio Nava | 3-6,2-6 |
| Challenger Prague | 2021/08/08 09:30 | Kyrian Jacquet v Danylo Kalenichenko | 6-7,4-6 |
| ITF M25 Kottingbrunn | 2021/07/21 10:00 | Bogdan Ionut Apostol v Danylo Kalenichenko | 1-6,6-4,6-2 |
| ITF M25 Telfs | 2021/07/13 09:00 | Danylo Kalenichenko v Kirill Kivattsev | 4-6,3-6 |
| ITF M15 Bergamo | 2021/06/23 07:30 | Danylo Kalenichenko v Edoardo Eremin | 1-6,4-6 |
| ITF M15 Novomoskovsk | 2021/06/06 07:00 | Danylo Kalenichenko v Matias Zukas | 4-6,6-0,4-6 |
| ITF M15 Novomoskovsk | 2021/06/05 07:30 | Alex M Pujolras v Danylo Kalenichenko | 4-6,6-2,4-6 |
| ITF M15 Novomoskovsk | 2021/06/04 12:30 | Danylo Kalenichenko v Alexander Zgirovsky | 6-2,6-3 |