Stadium: Court 5 Round: 25 Ground: Clay
| 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 | Illya Beloborodko v Matias Zukas | 5-7,4-6 |
| ITF M15 Novomoskovsk | 2021/06/04 07:00 | Matias Zukas v Oleksandr Ovcharenko | 6-3,6-1 |
| ITF M15 Novomoskovsk | 2021/06/03 17:50 | Matias Zukas v Marco Miceli | 4-6,6-3,10-2 |
| ITF M15 Sibenik | 2021/05/19 10:30 | Matias Zukas v Nikita Mashtakov | 2-6,3-6 |
| ITF M15 Cordoba | 2021/04/07 16:30 | Matias Zukas v Franco Roncadelli | 6-3,7-5 |
| ITF M15 Antalya | 2021/03/11 07:00 | Matias Zukas v Nicolae Frunza | 6-7,5-7 |
| ITF M15 Antalya | 2021/03/10 11:55 | Matias Zukas v Baran Cengiz | 6-3,6-1 |
| ITF M15 Antalya | 2021/06/08 10:05 | Pawel Juszczak v Giorgio Tabacco | 6-7,6-2,10-2 |
| ITF M15 Antalya | 2021/06/07 09:05 | Pawel Juszczak v Kaya Arinc | 6-3,6-2 |
| ITF M15 Antalya | 2021/06/06 07:30 | Pawel Juszczak v Santiago De La Fuente | 6-4,7-5 |
| ITF M15 Sharm El Sheikh | 2021/03/31 13:25 | Simone Roncalli v Pawel Juszczak | 6-3,6-2 |
| ITF M15 Sharm El Sheikh | 2021/03/30 10:05 | Pawel Juszczak v Kousuke Ogura | 6-4,7-5 |
| ITF M15 Sharm El Sheikh | 2021/03/29 07:30 | Pawel Juszczak v Giacomo Revelli | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2021/03/28 07:00 | Pawel Juszczak v Seth Seely | 6-1,6-0 |
| ITF M15 Sharm El Sheikh | 2021/03/26 07:30 | Pawel Juszczak v Makoto Ochi | 6-7,2-6 |