Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Sharm El Sheikh | 2023/02/25 08:00 | Sergey Fomin v Marat Sharipov | 3-6,1-6 |
| ITF M15 Sharm El Sheikh | 2023/02/24 08:00 | Sergey Fomin v Lukas Krainer | 6-3,6-2 |
| ITF M15 Sharm El Sheikh | 2023/02/23 09:25 | Sergey Fomin v Alexander Blockx | 7-5,6-0 |
| ITF M15 Sharm El Sheikh | 2023/02/22 10:55 | Sergey Fomin v Wishaya Trongcharoenchaikul | 6-3,6-4 |
| Challenger Cherbourg | 2023/02/12 10:30 | Johan Sebastien Tatlot v Sergey Fomin | 6-1,6-4 |
| Davis Cup | 2023/02/03 08:00 | Sergey Fomin v Mackenzie McDonald | 4-6,1-6 |
| Challenger Nonthaburi | 2023/01/01 08:40 | Sergey Fomin v Dayne Kelly | 1-6,6-4,2-6 |
| ITF M25 Sharm El Sheikh | 2022/11/17 10:00 | Sergey Fomin v Karim-Mohamed Maamoun | 2-6,6-7 |
| ITF M25 Monastir | 2023/02/15 08:30 | Oleksandr Ovcharenko v Devin Badenhorst | 4-6,6-7 |
| ITF M25 Monastir | 2023/02/09 11:40 | Oleksandr Ovcharenko v Luca Castagnola | 4-6,6-7 |
| Davis Cup | 2023/02/04 09:00 | Oleksandr Ovcharenko v Benjamin Hassan | 5-7,6-7 |
| Challenger Nonthaburi | 2023/01/15 04:40 | Vladyslav Orlov v Oleksandr Ovcharenko | 6-4,6-2 |
| Challenger Nonthaburi | 2023/01/08 09:00 | Oleksandr Ovcharenko v Alafia Ayeni | 3-6,6-7 |
| Challenger Nonthaburi | 2023/01/01 03:00 | Ji Sung Nam v Oleksandr Ovcharenko | 6-3,6-1 |
| ITF M25 Heraklion | 2022/11/26 09:30 | Terence Atmane v Oleksandr Ovcharenko | 6-3,6-4 |
| ITF M25 Heraklion | 2022/11/25 09:40 | Oleksandr Ovcharenko v Simon A Ivanov | 6-1,6-2 |