Stadion: Court 1 (Center) Round: 27 Ground: Clay
| ITF - M25 - Skopje | 2023/06/08 07:55 | Neil Oberleitner v Tymur Bieldiugin | 6-4,6-3 |
| ITF - M25 - Skopje | 2023/06/06 11:05 | Yanaki Milev v Neil Oberleitner | 4-6,4-6 |
| ITF - M25 - Jablonec Nad Nisou | 2023/05/30 11:45 | Neil Oberleitner v Jakub Nicod | 5-7,4-6 |
| ITF - M15 - Osijek | 2023/05/07 09:00 | Neil Oberleitner v Mohamed Safwat | 6-4,6-3 |
| ITF - M15 - Osijek | 2023/05/06 09:00 | Neil Oberleitner v Luka Mikrut | 6-2,7-5 |
| ITF - M15 - Osijek | 2023/05/05 08:55 | Matej Dodig v Neil Oberleitner | 4-6,7-6,4-6 |
| ITF - M15 - Osijek | 2023/05/04 09:00 | Pavel Verbin v Neil Oberleitner | 1-6,2-6 |
| ITF - M15 - Osijek | 2023/05/03 14:30 | Emanuele Mazzeschi v Neil Oberleitner | 3-6,6-3,0-6 |
| ITF - M25 - Skopje | 2023/06/08 08:00 | Davud Amirov v Sascha Gueymard Wayenburg | 3-6,2-6 |
| ITF - M25 - Skopje | 2023/06/06 09:50 | Ioannis Xilas v Sascha Gueymard Wayenburg | 0-6,2-6 |
| French Open | 2023/05/24 10:25 | Camilo Ugo Carabelli v Sascha Gueymard Wayenburg | 6-2,3-6,6-2 |
| French Open | 2023/05/22 12:30 | Sascha Gueymard Wayenburg v Denis Kudla | 6-4,6-3 |
| ITF - M25 - Valldoreix | 2023/05/10 08:00 | Benjamin Winter Lopez v Sascha Gueymard Wayenburg | 6-1,6-1 |
| ITF - M25 - Sabadell | 2023/05/02 11:00 | Sascha Gueymard Wayenburg v Mathias Bourgue | 3-6,0-6 |
| ITF - M25 - Angers | 2023/04/20 10:50 | Maxime Mora v Sascha Gueymard Wayenburg | 7-5,6-2 |
| ITF - M25 - Angers | 2023/04/18 13:05 | Louis Dussin v Sascha Gueymard Wayenburg | 2-6,2-6 |