Stadium: Court 1 Round: 62 Ground: Clay
| ITF M15 Gdynia | 2021/08/09 08:00 | Svyatoslav Ilnytskyy v Antonin Bolardt | 4-6,5-7 |
| ITF M15 Gdynia | 2021/08/08 08:00 | Svyatoslav Ilnytskyy v Bartlomiej Andrzejczak | 6-2,6-0 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/04 15:00 | Svyatoslav Ilnytskyy v Maks Kasnikowski | 2-6,3-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 14:25 | Svyatoslav Ilnytskyy v Tomas Lanik | 6-3,6-0 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/02 08:00 | Adam Bronka v Svyatoslav Ilnytskyy | 5-7,0-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 11:30 | Dario Drebenstedt v Svyatoslav Ilnytskyy | 5-7,4-6 |
| ITF M25 Wroclaw | 2021/06/27 09:30 | Edouard Villoslada v Svyatoslav Ilnytskyy | 6-7,6-3,10-6 |
| ITF M15 Novomoskovsk | 2021/05/31 06:15 | Simon A Ivanov v Svyatoslav Ilnytskyy | 6-1,6-3 |
| ITF M15 Gdynia | 2021/08/08 08:00 | Mikolaj Borkowski v Piotr Galus | 6-7,1-6 |
| ITF M25 Grodzisk Mazowiecki | 2021/08/01 17:05 | Roman Postolka v Mikolaj Borkowski | 6-1,6-0 |
| ITF M25 Wroclaw | 2021/06/27 11:00 | Mikolaj Borkowski v Oleksandr Ovcharenko | 4-6,0-6 |
| ITF M25 Poznan | 2020/08/24 08:00 | Pawel Juszczak v Mikolaj Borkowski | 6-4,6-0 |
| ITF M25 Poznan | 2020/08/23 08:00 | Mikolaj Borkowski v George Davies | 6-4,6-3 |
| Polish National Tour | 2020/08/15 16:00 | Kamil Gajewski v Mikolaj Borkowski | 6-4,6-3 |
| ITF M25 Poznan | 2019/08/20 08:55 | Juliusz Bienkiewicz v Mikolaj Borkowski | 6-0,6-3 |
| ITF M25 Bydgoszcz | 2019/08/13 09:50 | Dominik Nazaruk v Mikolaj Borkowski | 6-3,7-5 |