Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 Poznaň | 2023/08/24 13:30 | Aleksandr Braynin v Lorenzo Joaquin Rodriguez | 4-6,4-6 |
| ITF M25 Poznaň | 2023/08/23 11:25 | Aleksandr Braynin v Pijus Vaitiekunas | 6-3,7-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/13 08:00 | Denis Yevseyev v Aleksandr Braynin | 4-6,6-3,6-4 |
| Challenger Cordenons | 2023/08/07 11:15 | Aleksandr Braynin v Fausto Tabacco | 6-2,5-7,3-6 |
| Challenger Porto | 2023/07/31 10:00 | Aleksandr Braynin v Jaime Faria | 4-6,5-7 |
| Challenger Porto | 2023/07/30 12:20 | Daniel Cox v Aleksandr Braynin | 4-6,4-6 |
| Challenger Amersfoort | 2023/07/17 09:00 | Joris De Loore v Aleksandr Braynin | 6-1,7-5 |
| Challenger Amersfoort | 2023/07/16 11:35 | Aleksandr Braynin v Jose Pereira | 6-3,6-4 |
| ITF M25 Lesa | 2023/08/24 18:45 | Clement Tabur v Guy Den Heijer | 6-1,6-4 |
| ITF M25 Lesa | 2023/08/21 13:00 | Guy Den Heijer v Giuseppe La Vela | 4-6,2-6 |
| ITF M15 Eindhoven | 2023/07/31 08:00 | Guy Den Heijer v Daniel De Jonge | 6-7,7-5,11-13 |
| ITF M25 Esch/Alzette | 2023/07/20 09:30 | Guy Den Heijer v David Pichler | 7-5,3-6,5-7 |
| ITF M25 Esch/Alzette | 2023/07/19 12:05 | Guy Den Heijer v Jan Sebesta | 6-7,7-6,6-3 |
| ITF M25 Esch/Alzette | 2023/07/17 15:20 | Guy Den Heijer v William Jucha | 6-4,7-5 |
| ITF M25 Esch/Alzette | 2023/07/17 08:40 | Guy Den Heijer v Mats Bredschneijder | 4-6,6-2,10-6 |
| ITF M25 Esch/Alzette | 2023/07/10 09:30 | Brian Bozemoj v Guy Den Heijer | 6-2,4-6,16-14 |