Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF - M15 Sharm El Sheikh | 2023/04/05 08:30 | Sergey Fomin v Alex Knaff | 4-6,6-7 |
| ITF - M15 Sharm El Sheikh | 2023/10/25 12:25 | Alex Knaff v Zekai Li | 2-6,7-6,6-1 |
| ITF - M15 Sharm El Sheikh | 2023/10/20 07:00 | Harrison Adams v Alex Knaff | 6-4,5-7,6-4 |
| ITF - M15 Sharm El Sheikh | 2023/10/19 08:35 | Daniel Khazime v Alex Knaff | 4-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2023/10/18 12:10 | Patrik Homola v Alex Knaff | 3-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2023/10/12 07:00 | Philip Henning v Alex Knaff | 6-0,6-2 |
| ITF - M15 Sharm El Sheikh | 2023/10/11 12:35 | Jacob Bradshaw v Alex Knaff | 4-6,2-6 |
| Davis Cup | 2023/09/16 11:10 | Blaz Rola v Alex Knaff | 6-4,6-2 |
| Davis Cup | 2023/09/15 10:00 | Bor Artnak v Alex Knaff | 6-3,6-7,2-6 |
| ITF - M15 Sharm El Sheikh | 2023/10/25 08:40 | Sergey Fomin v Petr Bar Biryukov | 6-3,7-5 |
| ITF - M15 Sharm El Sheikh | 2023/10/18 09:55 | Sergey Fomin v Harrison Adams | 4-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2023/10/12 07:00 | Sergey Fomin v Karim Ibrahim | 6-2,6-1 |
| ITF - M15 Sharm El Sheikh | 2023/10/06 07:00 | Sergey Fomin v Gabriel Decamps | 4-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2023/10/05 07:00 | Sergey Fomin v Peter Buldorini | 6-4,6-4 |
| ITF - M15 Sharm El Sheikh | 2023/10/04 11:10 | Sergey Fomin v Michael Bassem Sobhy | 6-4,6-4 |
| Davis Cup | 2023/09/16 15:35 | Joris De Loore v Sergey Fomin | 7-5,7-6 |
| Challenger - Istanbul | 2023/09/03 07:00 | Sergey Fomin v Yshai Oliel | 6-3,3-6,2-6 |