Stadium: MTA 22 Round: 62 Ground: Clay
| ITF - M15 - Antalya | 2021/11/21 06:30 | Marko Pavicic v Maksim Maslov | 2-6,6-4,10-6 |
| ITF - M15 - Antalya | 2021/11/14 06:30 | Maik Steiner v Maksim Maslov | 7-5,6-3 |
| ITF - M25 Nur-Sultan | 2021/10/26 06:25 | Ivan Denisov v Maksim Maslov | 6-2,6-0 |
| ITF - M25 Nur-Sultan | 2021/10/25 07:55 | Maksim Maslov v Alexander Chernomaz | 6-2,6-2 |
| ITF - M25 Nur-Sultan | 2021/10/18 06:00 | Daniel Ibragimov v Maksim Maslov | 6-3,6-2 |
| ITF - M25 Nur-Sultan | 2021/07/05 06:00 | Islam Orynbasar v Maksim Maslov | 6-4,6-3 |
| ITF - M15 Šymkent | 2021/05/31 07:20 | Alexandr Binda v Maksim Maslov | 6-0,6-3 |
| ITF - M15 Šymkent | 2021/05/24 08:20 | Maksim Maslov v Saba Purtseladze | 3-6,0-6 |
| ITF - M25 Praha | 2021/10/03 13:00 | Boris Fassbender v Svyatoslav Ilnytskyy | 7-5,6-4 |
| ITF - M25 Budapešť | 2021/09/29 10:30 | Svyatoslav Ilnytskyy v Peter Fajta | 2-6,0-6 |
| ITF - M25 Budapešť | 2021/09/27 12:10 | Edward Hubner v Svyatoslav Ilnytskyy | 5-7,4-6 |
| ITF - M15 Vyškovo | 2021/09/20 07:00 | Federico Campana v Svyatoslav Ilnytskyy | 6-1,6-1 |
| ITF - M15 Vyškovo | 2021/09/20 06:00 | Jasza Szajrych v Svyatoslav Ilnytskyy | 4-6,4-6 |
| ITF - M15 Čornomorsk | 2021/08/30 07:00 | Artem Podorozhnyi v Svyatoslav Ilnytskyy | 6-3,6-4 |
| ITF - M25 Poznan | 2021/08/24 08:00 | Dominique Graf v Svyatoslav Ilnytskyy | 6-4,2-6,10-6 |
| ITF - M25 Poznan | 2021/08/22 08:00 | Svyatoslav Ilnytskyy v Matteo Meneghetti | 6-2,6-3 |