Stadium: Hard 17 Round: 44 Ground: Hardcourt outdoor
| ITF M15 - Sharm El Sheikh | 2023/10/09 08:15 | Giuseppe Corsaro v Alexander Nielsen | 6-4,3-6,12-10 |
| ITF M15 - Sharm El Sheikh | 2023/10/08 11:00 | Alexander Nielsen v Leonardo Malgaroli | 6-3,4-6,10-8 |
| ITF M15 - Sharm El Sheikh | 2023/10/03 08:25 | Sean Van Rensburg v Alexander Nielsen | 6-2,6-4 |
| ITF M15 - Sharm El Sheikh | 2023/10/02 07:00 | Alexander Nielsen v Iacopo Sada | 6-1,6-4 |
| ITF M15 - Sharm El Sheikh | 2023/09/25 07:00 | Federico Salomone v Alexander Nielsen | 6-4,7-6 |
| ITF M15 - Sharm El Sheikh | 2023/09/24 07:00 | Alexander Nielsen v Abdulmajeed Bukhari | 6-1,6-4 |
| ITF M25 - Sharm El Sheikh | 2023/09/20 11:50 | Kris Van Wyk v Alexander Nielsen | 6-2,6-1 |
| ITF M15 - Heraklion | 2023/10/23 06:30 | Andreas Loizas v Louis Dussin | 3-6,3-6 |
| ITF M15 - Heraklion | 2023/10/22 06:00 | Andreas Loizas v Dario Huber | 6-2,6-1 |
| ITF M15 - Heraklion | 2023/10/18 06:30 | Andreas Loizas v Szymon Kielan | 1-6,2-6 |
| UTR Pro - Thessaloniki | 2023/04/29 08:00 | Andreas Loizas v Vladimir Filip | 6-4,2-6,2-6 |
| UTR Pro - Thessaloniki | 2023/04/28 05:00 | Christos Keisidis v Andreas Loizas | 2-5 |
| UTR Pro - Thessaloniki | 2023/04/27 06:30 | Ivan Kremenchutskyi v Andreas Loizas | 2-6,0-6 |
| UTR Pro - Thessaloniki | 2023/04/26 09:40 | Vasile Antonescu v Andreas Loizas | 3-6,6-2,6-3 |
| UTR Pro - Thessaloniki | 2023/04/24 05:00 | Samuel Kyjaci v Andreas Loizas | 6-4,6-7,3-6 |