Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF M15 - Sharm El Sheikh | 2023/03/15 11:55 | Samuel Vincent Ruggeri v Ryan Nijboer | 6-7,4-6 |
| ITF M15 - Sharm El Sheikh | 2023/03/08 08:00 | Jakob Schnaitter v Ryan Nijboer | 6-1,7-6 |
| ITF M25 - Torello | 2023/02/26 12:00 | Ryan Nijboer v Luka Novakovic | 4-6,4-6 |
| ITF - M15 - Monastir | 2023/02/16 10:35 | Ryan Nijboer v Maks Kasnikowski | 2-6,4-6 |
| ITF - M15 - Monastir | 2023/02/15 10:05 | Simon Freund v Ryan Nijboer | 3-6,1-6 |
| ITF - M15 - Monastir | 2023/02/12 08:30 | Ryan Nijboer v Olaf Pieczkowski | 7-6,6-2 |
| ITF - M15 - Monastir | 2023/02/11 14:30 | Ryan Nijboer v Nicolas Tepmahc | 6-2,6-2 |
| ITF - M15 - Monastir | 2023/02/11 10:45 | Ryan Nijboer v Florent Bax | 7-5,6-2 |
| ITF M15 - Sharm El Sheikh | 2023/03/15 08:00 | Lukas Pokorny v Matej Vocel | 4-6,6-3,6-4 |
| ITF M15 - Sharm El Sheikh | 2023/03/11 08:00 | Lukas Pokorny v Mohamed Safwat | 4-6,7-6,2-6 |
| ITF M15 - Sharm El Sheikh | 2023/03/10 08:00 | Lukas Pokorny v Alex Knaff | 6-1,6-4 |
| ITF M15 - Sharm El Sheikh | 2023/03/09 09:40 | Lukas Pokorny v Zura Tkemaladze | 6-4,6-2 |
| ITF M15 - Sharm El Sheikh | 2023/03/08 13:05 | Fajing Sun v Lukas Pokorny | 3-6,5-7 |
| ITF M15 - Sharm El Sheikh | 2023/03/02 09:15 | Saba Purtseladze v Lukas Pokorny | 7-6,6-4 |
| ITF M15 - Sharm El Sheikh | 2023/03/01 14:15 | Lukas Pokorny v Alex Knaff | 3-6,6-2,6-1 |
| ITF M15 - Oberhaching | 2023/02/16 11:00 | Lukas Pokorny v Robert Strombachs | 6-7,6-7 |