Stadium: Hard 17 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Koksijde | 2023/08/20 13:00 | Guy Den Ouden v Timo Legout | 7-5,6-2 |
| ITF M25 Koksijde | 2023/08/19 12:00 | Luciano Emanuel Ambrogi v Guy Den Ouden | 3-6,4-6 |
| ITF M25 Koksijde | 2023/08/18 08:00 | Guy Den Ouden v Buvaysar Gadamauri | 6-3,7-5 |
| ITF M25 Koksijde | 2023/08/16 15:30 | Guy Den Ouden v Alexander Blockx | 6-2,6-2 |
| ITF M25 Koksijde | 2023/08/14 14:10 | Guy Den Ouden v Jack Loge | 7-5,6-0 |
| Challenger Meerbusch | 2023/08/09 13:05 | Guy Den Ouden v Titouan Droguet | 4-6,2-6 |
| Challenger Meerbusch | 2023/08/07 13:15 | Guy Den Ouden v Georgii Kravchenko | 6-2,6-3 |
| Challenger Meerbusch | 2023/08/07 08:00 | Guy Den Ouden v Liam Gavrielides | 4-6,6-3,6-3 |
| ITF M15 Heraklion | 2023/10/15 06:00 | Hamid Reza Nadaf v Vladimir Kravec | 6-2,6-0 |
| ITF M15 Arad | 2023/09/25 07:00 | Serafin Zund v Hamid Reza Nadaf | 4-6,6-2,10-5 |
| ITF M15 Satu Mare | 2023/09/11 07:00 | Vitek Horak v Hamid Reza Nadaf | 6-3,6-4 |
| Davis Kupa | 2023/07/29 04:30 | Hamid Reza Nadaf v Gillian Osmont | 6-2,6-2 |
| Davis Kupa | 2023/07/27 01:30 | Saud Alhogbani v Hamid Reza Nadaf | 4-6,6-1,6-2 |
| Davis Kupa | 2023/07/26 07:30 | Phuong Van Nguyen v Hamid Reza Nadaf | 1-6,4-6 |
| ITF M15 Tehran | 2023/06/14 13:50 | Hamid Reza Nadaf v Maxence Broville | 3-6,2-6 |
| ITF M15 Tehran | 2023/06/07 10:55 | Ishaque Eqbal v Hamid Reza Nadaf | 6-3,5-7,6-3 |