Stadion: Center Round: 54 Ground: Clay
| ITF - M25 - Klosters | 2023/07/02 14:50 | Lawrence Bataljin v Gian Luca Tanner | 1-6,2-6 |
| ITF - M25 - Bourg-en-Bresse | 2023/06/28 16:00 | Gian Luca Tanner v Alex M Pujolras | 1-6,2-6 |
| ITF - M25 - Bourg-en-Bresse | 2023/06/26 10:55 | Gian Luca Tanner v Raphael Vaksmann | 6-3,6-1 |
| ITF - M25 - Bourg-en-Bresse | 2023/06/25 12:35 | Yann Wojcik v Gian Luca Tanner | 4-6,6-7 |
| ITF - M15 - Saarlouis | 2023/06/18 09:00 | Gian Luca Tanner v Guy Den Heijer | 6-3,2-6,8-10 |
| ITF - M25 - Grasse | 2023/06/12 09:45 | Loris Pourroy v Gian Luca Tanner | 6-3,6-1 |
| ITF - M25 - Grasse | 2023/06/11 14:00 | Gian Luca Tanner v Antoni Fabre | 6-3,6-3 |
| ITF - M25 - Quinta Do Lago | 2023/03/09 13:30 | Michael Zhu v Gian Luca Tanner | 6-3,6-1 |
| ITF - M25 - Klosters | 2023/07/02 12:35 | Thomas Mathys v Raffael Schaer | 3-6,4-6 |
| ITF - M15 - Casablanca | 2023/06/19 13:30 | Raffael Schaer v Lucio Carnevalle | 4-6,2-6 |
| ITF - M15 - Casablanca | 2023/06/18 11:30 | Lautaro Lautaro Pane v Raffael Schaer | 6-7,3-6 |
| ITF - M25 - Grasse | 2023/06/13 07:25 | Raffael Schaer v Adrien Gobat | 0-6,3-6 |
| ITF - M15 - Addis Abeba - Qualifikation | 2023/05/22 06:30 | Fares Zakaria v Raffael Schaer | 6-4,3-6,10-5 |
| ITF - M15 - Addis Abeba - Qualifikation | 2023/05/21 05:30 | Nicholas Van Aken v Raffael Schaer | 1-6,0-6 |
| ITF - M15 - Addis Ababa | 2023/05/15 09:15 | Nicolas Villalon v Raffael Schaer | 3-6,6-3,10-7 |
| ITF - M15 - Addis Ababa | 2023/05/14 06:00 | Marcel Politowicz v Raffael Schaer | 1-6,2-6 |