Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2021/10/20 08:00 | Nam Hoang Ly v Illya Beloborodko | 6-2,3-6,6-3 |
| ITF M15 Vyshkovo | 2021/09/24 10:00 | Illya Beloborodko v Georgii Kravchenko | 2-6,0-6 |
| ITF M15 Vyshkovo | 2021/09/23 12:05 | Illya Beloborodko v Artem Smirnov | 6-3,6-2 |
| ITF M15 Vyshkovo | 2021/09/22 12:45 | Illya Beloborodko v Constantin Bittoun Kouzmine | 7-6,6-4 |
| Challenger Kyiv | 2021/09/07 11:15 | Sebastian Baez v Illya Beloborodko | 6-3,7-5 |
| ITF M15 Chornomorsk | 2021/09/05 08:00 | Ilya Snitari v Illya Beloborodko | 6-7,6-7 |
| ITF M15 Chornomorsk | 2021/09/04 07:00 | Illya Beloborodko v Yan Bondarevskiy | 3-6,6-4,6-3 |
| ITF M15 Chornomorsk | 2021/09/03 09:10 | Artem Podorozhnyi v Illya Beloborodko | 1-6,6-7 |
| ITF M15 Sharm El Sheikh | 2021/10/19 08:55 | Krittin Koaykul v Dean Cooper Kirby | 6-2,4-6,4-10 |
| ITF M15 Sharm El Sheikh | 2021/10/11 07:30 | Sergo Sikharulidze v Krittin Koaykul | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2021/10/10 07:00 | Henrique S Gomes v Krittin Koaykul | 5-7,2-6 |
| ITF M15 Sharm El Sheikh | 2021/10/05 09:35 | Krittin Koaykul v Jakub Kroslak | 1-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/10/04 09:00 | Krittin Koaykul v Ofer Hacohen | 6-3,6-3 |
| ITF M15 Cairo | 2021/09/27 12:00 | Krittin Koaykul v Genaro Marzialetti | 6-4,3-6,3-10 |
| ITF M15 Cairo | 2021/09/21 09:30 | Benito Sanchez Martinez v Krittin Koaykul | 6-0,7-6 |
| ITF M15 Cairo | 2021/09/20 09:00 | Magd Abou El Ezz v Krittin Koaykul | 5-7,1-6 |