Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 Sharm El Sheikh | 2023/04/12 08:30 | August Holmgren v Sergey Fomin | 6-4,0-6,2-6 |
| ITF M15 Sharm El Sheikh | 2023/04/05 08:30 | Sergey Fomin v Alex Knaff | 4-6,6-7 |
| Challenger Las Franquesas del Valles | 2023/03/19 15:00 | Sergey Fomin v Bruno P Navarro | 4-6,5-7 |
| Challenger Szekesfehervar | 2023/03/13 09:00 | Benjamin Hassan v Sergey Fomin | 6-4,6-2 |
| Challenger Szekesfehervar | 2023/03/12 09:00 | Rafael Kis Balazs v Sergey Fomin | 5-7,1-6 |
| Challenger Antalya | 2023/03/05 08:40 | Gianmarco Ferrari v Sergey Fomin | 6-1,6-0 |
| 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 |
| Challenger Barletta | 2023/04/02 09:20 | Oleksandr Ovcharenko v Maks Kasnikowski | 5-7,4-6 |
| ITF M15 Opatija | 2023/03/22 08:30 | Oleksandr Ovcharenko v Sergi Perez Contri | 6-7,1-6 |
| ITF M15 Rovinj | 2023/03/17 09:00 | Federico Arnaboldi v Oleksandr Ovcharenko | 6-4,6-3 |
| ITF M15 Rovinj | 2023/03/16 11:25 | Giorgio Tabacco v Oleksandr Ovcharenko | 1-6,4-6 |
| ITF M15 Rovinj | 2023/03/15 10:25 | Matteo Donati v Oleksandr Ovcharenko | 5-7,3-6 |
| 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 |