Stadium: Court 1 Round: 25 Ground: Hardcourt indoor
| ITF M15 Poprad | 2021/07/06 07:55 | Illya Beloborodko v Daniel Siniakov | 3-6,7-6,7-5 |
| ITF M25 Wroclaw | 2021/06/29 08:00 | Daniel Siniakov v Illya Beloborodko | 6-4,4-6,6-10 |
| ITF M15 Nyiregyhaza | 2024/06/12 07:00 | Illya Beloborodko v Daniel Leong Prickett | 6-2,6-0 |
| ITF M15 Bucharest | 2024/05/25 08:50 | Elliot Benchetrit v Illya Beloborodko | 6-1,6-2 |
| ITF M15 Bucharest | 2024/05/24 10:25 | Mario G Fernandez v Illya Beloborodko | 6-3,5-7,6-7 |
| ITF M15 Bucharest | 2024/05/23 10:35 | Illya Beloborodko v Kazuki Nishiwaki | 3-6,6-4,6-2 |
| ITF M15 Bucharest | 2024/05/22 13:20 | Niccolo Ciavarella v Illya Beloborodko | 6-4,6-7,5-7 |
| ITF M15 Bucharest | 2024/05/15 06:55 | Illya Beloborodko v Lautaro Agustin Falabella | 6-7,2-6 |
| ITF M15 Bucharest | 2024/05/14 08:50 | Yurii Dzhavakian v Illya Beloborodko | 6-1,1-6,4-6 |
| ITF M15 Bucharest | 2024/05/13 06:30 | Illya Beloborodko v Gheorghe Claudiu Schinteie | 6-2,6-3 |
| Challenger Prostejov | 2024/06/02 11:40 | Daniel Siniakov v Bogdan Bobrov | 2-6,4-6 |
| ITF M25 Trnava | 2024/03/26 09:00 | Daniel Siniakov v Piotr Grynkowski | 4-6,2-6 |
| ITF M25 Pardubice | 2023/09/20 11:35 | Daniel Siniakov v Maxim Mrva | 6-4,2-6,5-7 |
| ITF M25 Jablonec Nad Nisou | 2023/09/01 10:15 | Hynek Barton v Daniel Siniakov | 7-6,7-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/31 12:05 | Adam Jurajda v Daniel Siniakov | 6-7,5-7 |
| ITF M25 Jablonec Nad Nisou | 2023/08/30 09:50 | Daniel Siniakov v Andrew Paulson | 5-7,7-6,6-4 |
| Challenger Prague | 2023/08/20 08:00 | Daniel Siniakov v Jaime Faria | 1-6,4-6 |
| ITF M25 Bielsko Biala | 2023/08/17 08:30 | Olaf Pieczkowski v Daniel Siniakov | 7-5,6-2 |